The Role and Authorities of the Executive Branch and Congress for the Implementation of a Potential North Korea Agreement

Author: Michael Schiffer
June 2025

All views expressed are the author's own.

Executive Summary

This report examines the respective roles and legal authorities of the Executive Branch and Congress in shaping and executing U.S. policy toward North Korea. As the United States confronts the enduring challenge of North Korea’s nuclear program, sanctions evasion, and chronic humanitarian needs, effective engagement depends not only on policy choices but on the practical mechanics of power and process. The President wields substantial authority in foreign policy — including diplomacy, executive agreements, and sanctions — while Congress retains critical leverage over appropriations, oversight, and statutory frameworks that enable or constrain engagement.

While tensions between these branches are perennial, meaningful and sustainable progress on North Korea — whether through diplomatic engagement, sanctions relief, humanitarian assistance, or denuclearization initiatives — requires coordination grounded in law and informed by experience. This report seeks to clarify the legal authorities that define this relationship, identify the operational constraints embedded in U.S. law, and highlight the tools available to both branches for structuring future engagement.

Ultimately, U.S. strategy toward North Korea must reflect a whole-of-government approach: credible in deterrence, smart in diplomacy, aligned with allies, and rooted in the shared authorities of Congress and the Executive. Clarity about who can do what — and under what conditions — is not merely a legal exercise; it is a prerequisite for policy success.

Introduction

U.S.–North Korea relations have long been defined by tension, distrust, and strategic competition. North Korea’s expanding nuclear arsenal, persistent human rights violations, and global illicit activities — including arms sales, cybercrime, and support to Russia’s war in Ukraine — continue to present a multidimensional threat to U.S. interests and regional stability.

Over the past three decades, U.S. administrations have tried varied strategies to address these challenges — from deterrence and sanctions to summit diplomacy and conditional aid. All of these approaches have required the combined weight of Presidential authority and Congressional action. Whether in imposing sanctions, approving aid, or shaping diplomatic strategy, both branches of government are central to the formulation, implementation, and credibility of U.S. policy.

This report outlines the legal and constitutional powers that govern U.S. engagement with North Korea. It examines how existing laws shape policy options, the constraints they impose, and the legal mechanisms — including waivers, exemptions, and legislative adjustments — through which change is possible. The focus is practical: understanding how the U.S. government could act, if it chooses to pursue more direct engagement or assistance.

Constitutional and Legal Authority in Foreign Policy

The scholar Edward Corwin famously characterized the division of powers between the president and congress in foreign policy as an “invitation to struggle”, with overlapping, competing, and at times ambiguous constitutional powers and prerogatives.

Presidential Powers

The President derives substantial authority over foreign policy from Article II of the Constitution and decades of legal and institutional precedent. These powers allow the Executive Branch to respond quickly to evolving threats and opportunities, including those posed by North Korea.

Commander-in-Chief: The President directs military operations, can authorize deployments, and can order strikes or posturing in response to DPRK provocations. This authority has been central to maintaining deterrence on the Korean Peninsula.
Treaty Power and Executive Agreements: While treaties require the Senate to either approve or reject a resolution of ratification, executive agreements — the predominant tool in modern diplomacy — can be negotiated and implemented by the President. These agreements, including potential deals with North Korea, can address arms control, aid, or sanctions relief, though implementation often hinges on Congressional cooperation.
Emergency Powers (IEEPA): Under the International Emergency Economic Powers Act (IEEPA), the President may declare a national emergency and impose economic sanctions. Most U.S. sanctions on North Korea originate here, granting the Executive considerable unilateral power — including the authority to modify or lift these sanctions by issuing new executive orders.
Diplomatic Recognition and Appointments: The President sets the tone and direction of diplomatic relations, nominates ambassadors, appoints special envoys, and may initiate or suspend talks with North Korea.

Congressional Powers

Though the Executive leads in diplomacy, Congress is a coequal actor in shaping the legal scaffolding of U.S. foreign policy.

Power of the Purse: Congress controls funding for military operations, diplomatic engagement, and foreign assistance programs — including those that might apply to North Korea. It can withhold, restrict, or condition funds based on statutory requirements or policy preferences.
War Powers and Use of Force: While the President can respond to crises, Congress holds the constitutional authority to declare war or authorize extended military operations. Engagement with North Korea that risks escalation must eventually answer to Congress.
Oversight and Investigation: Through hearings, reports, and investigations, Congress monitors executive actions. This includes scrutinizing any potential agreements or aid packages involving the DPRK.
Sanctions Legislation and Trade Control: Congress has enacted major sanctions laws targeting North Korea, such as the North Korea Sanctions and Policy Enhancement Act (NKSPEA). These laws bind the Executive and require formal processes — and often specific certifications — to grant waivers or adjust enforcement.

Congressional Powers and Legislative Framework for Policy Toward North Korea

Congress has played an essential role in codifying and enforcing U.S. policy toward North Korea. Over time, it has built a dense legal architecture through legislation, appropriation controls, and oversight mechanisms. These tools have empowered Congress to shape the terms and scope of any U.S. engagement with Pyongyang.

Legislative Oversight and Statutory Controls

Hearings and Investigations: Congress routinely holds hearings through the Senate Foreign Relations and House Foreign Affairs Committees, examining U.S. policy on North Korea and pressing the Executive Branch on accountability and performance.
Conditions on Assistance: Many statutes contain explicit prohibitions or conditions on aid to North Korea. These include human rights certifications, nuclear rollback requirements, and oversight guarantees to prevent diversion.
Authorization and Appropriations: Congress authorizes and funds all foreign assistance programs. Even if the Executive has the legal authority to waive sanctions or initiate aid, it cannot move resources without Congressional appropriations.

Key Legislative Instruments

Statutory and legislative guidance and constraints regarding North Korea are provided by a patchwork of legislation passed over the years, some general in nature and scope, other pieces specifically targeting North Korean behavior and desired policy outcomes. Among the key pieces of legislation are:

Foreign Assistance Act of 1961 (FAA): The Foreign Assistance Act of 1961 (FAA) outlines the U.S. government's authority to provide foreign aid, including humanitarian/development assistance, disaster relief, and development aid. Relevant sections detail the conditions under which the U.S. can assist foreign nations, with specific provisions prohibiting assistance to countries like the DPRK, due to concerns over security and noncompliance with international norms. The FAA includes restrictions and conditions that make providing aid to the DPRK subject to significant limitations, particularly related to human rights violations and nuclear weapons development. However, the Act provides for potential waivers and exemptions, which can be invoked by the President in exceptional circumstances, often when humanitarian considerations outweigh political restrictions. Additionally, Section 506 of the FAA grants presidential authority to draw-down on U.S. stocks of defense articles and services for emergency purposes, a tool that can be used for urgent humanitarian needs, subject to limitations.
Arms Export Control Act (AECA): The Arms Export Control Act (AECA) governs the export of military equipment and provides a framework for U.S. military assistance to foreign countries. Provisions within the AECA restrict military assistance to countries deemed hostile or subject to U.S. sanctions, such as North Korea. These restrictions prevent direct military aid or the sale of military technology to nations that are in violation of international norms, including the development or proliferation of weapons of mass destruction. However, the AECA also allows for certain waivers and exemptions, particularly under exceptional circumstances when national security interests or international stability are at stake. The International Military Education and Training (IMET) program is a notable example, as it provides training for foreign military personnel, but its use for countries like the DPRK is limited by the AECA due to ongoing restrictions.
International Emergency Economic Powers Act (IEEPA): The International Emergency Economic Powers Act (IEEPA) is a critical tool used by the U.S. government to impose sanctions on countries that pose a national security threat, including North Korea. Under the IEEPA, the President can block property and restrict financial transactions with targeted entities or individuals, as well as implement other economic sanctions. The Act also provides mechanisms for lifting or modifying these sanctions, which can be crucial for enabling humanitarian aid or diplomatic engagement under specific conditions. Modifications or revocations of existing sanctions could align with United Nations sanctions regimes or be used to facilitate assistance programs. However, IEEPA remains a powerful tool to ensure that any forms of assistance, including trade or financial support, are in line with U.S. foreign policy objectives, and would likely limit assistance to the DPRK unless specific exemptions were granted.
Food for Peace Act (Public Law 480): The Food for Peace Act (Public Law 480) authorizes the U.S. government to provide food assistance to foreign nations facing hunger and food insecurity. Under this law, food assistance is typically extended to countries in need, but eligibility is subject to specific criteria, including adherence to international norms on human rights and governance. The DPRK’s eligibility for food assistance under Public Law 480 is complicated by its history of non-compliance with international standards, as well as its status under U.S. sanctions. The Byrd-Hagel amendment further complicates eligibility, as it prohibits food aid to countries that support terrorism or engage in certain behaviors. While waivers could be granted for humanitarian purposes, these provisions significantly limit the scope of food assistance to North Korea.
Department of Defense Authorization Acts: The Department of Defense Authorization Acts govern military cooperation and assistance, including how defense funds are allocated. In the context of the DPRK, these Acts impose strict restrictions on military cooperation and arms transfers to the country. U.S. military cooperation with North Korea is prohibited due to its designation as a state sponsor of terrorism and its nuclear weapons program. However, some flexibility exists for military-to-military engagement, primarily in contexts of de-escalation or in the event of a regional security emergency. The Acts also include provisions that allocate defense resources to the Indo-Pacific region, which could indirectly affect U.S. strategies and alliances in the region, but direct engagement with the DPRK remains heavily restricted.

In addition, several U.S. sanctions laws specifically target North Korea and have been a central feature of U.S. policy over the past two decades, aimed at curbing its nuclear program, human rights violations, and regional destabilization. Congress has passed numerous laws to strengthen sanctions on North Korea, outlined below, designed to increase pressure on North Korea to abandon its nuclear weapons program. Provisions for sanctions relief or exemptions exist under certain conditions, particularly if North Korea meets specific diplomatic milestones, such as denuclearization. However, secondary sanctions create additional challenges for any international entities or governments seeking to engage with North Korea. The complexity of these sanctions means that any potential U.S. assistance or engagement with North Korea must be carefully coordinated to avoid violating these laws.

Sanctions Legislation

North Korea Sanctions and Policy Enhancement Act (NKSPEA): This act, passed in 2016, is one of the most comprehensive pieces of legislation targeting North Korea. It mandates broad sanctions on individuals, entities, and sectors tied to North Korea’s nuclear weapons program, ballistic missile tests, and human rights abuses. Congress also retains oversight authority to ensure sanctions enforcement.
Other Relevant Laws: The International Emergency Economic Powers Act (IEEPA) allows the President to impose sanctions during national emergencies. The North Korea Sanctions Act also provides a legal framework for imposing sanctions to restrict trade and financial activity with North Korea.

Together, these statutes form a patchwork of incentives and constraints. In almost all cases, meaningful engagement with North Korea — beyond narrow humanitarian exceptions — would require navigating this legislative framework through waivers, certifications, or new laws.

Executive Branch Roles and Tools

While the President provides overall direction, the implementation of U.S. policy toward North Korea depends on a constellation of federal agencies — each playing a distinct and often complementary role. The President holds significant constitutional authority in the realm of foreign policy, deriving powers from Article II of the Constitution, which grants the executive branch the responsibility to "receive ambassadors" and "make treaties" with the advice and consent of the Senate. The President has broad discretion in conducting diplomatic relations, including the ability to negotiate and enter into international agreements and treaties. In the case of North Korea, the President can also exercise executive authority to impose and lift sanctions through the International Emergency Economic Powers Act (IEEPA) or by executive order, particularly in response to national security threats or violations of international agreements. Additionally, the President has the power to grant waivers or exemptions to certain sanctions laws, including the Foreign Assistance Act and Arms Export Control Act, if deemed necessary for humanitarian aid or diplomatic reasons. Over time, this power has evolved, with presidents asserting increased flexibility to manage foreign policy unilaterally, especially during crises or when Congress is unable to act swiftly. In North Korea's case, the President has used these authorities to engage in direct diplomacy (such as summits) and to adjust sanctions and sanctions relief based on diplomatic progress or lack thereof.

Different elements of executive branch activities are formulated, conducted, and led by different elements of the Executive, including the Departments of State, Defense, Energy, Commerce, Health and Human Services, and Treasury, among others.

Department of State
The State Department leads diplomatic engagement, oversees foreign assistance, and manages sanctions implementation in coordination with other agencies. The U.S. Department of State (which, pending the reorganization proposed by Secretary of State Rubio on April 22, 2025, will also include functions of the former US Agency for International Development) plays a crucial role in administering U.S. foreign assistance programs, including both humanitarian and security assistance. The State Department's Bureau of Population, Refugees, and Migration (PRM) is primarily responsible for coordinating U.S. contributions to humanitarian aid programs, while the Bureau of International Security and Nonproliferation (ISN) manages initiatives aimed at addressing the security concerns posed by North Korea. The State Department is responsible for implementing and overseeing foreign assistance under various legislative frameworks, ensuring compliance with U.S. laws like the Foreign Assistance Act, which can impose restrictions on aid to North Korea. The U.S. Embassy in Seoul, for example, plays a key role in managing diplomatic outreach to North Korea, particularly during periods of engagement, while also coordinating U.S. humanitarian/development assistance to North Korea when exceptions are granted. As part of the executive branch, the State Department works closely with other agencies to evaluate and adjust policies aimed at encouraging or discouraging the North Korean regime’s actions. As noted, certain functions of the U.S. Agency for International Development (USAID), previously the primary agency responsible for delivering U.S. foreign assistance related to humanitarian relief, development aid, and economic development, are being transferred to the Department of State. USAID’s ability to engage with North Korea was limited by comprehensive U.S. sanctions which, for example, create a strict legal and diplomatic framework for such activities as the provision of relief during famine or natural disasters. U.S. sanctions, such as the Byrd-Hagel Amendment, complicate any direct engagement with the DPRK. Nonetheless, in cases where there are large-scale humanitarian needs or the U.S. government determines that exceptions to sanctions could be made, State, as it assumes prior USAID function, might be able to provide support for non-governmental organizations (NGOs) working in North Korea, provided they adhere to the legal and financial constraints imposed by U.S. law. Key bureaus include:

Bureau of East Asian and Pacific Affairs: Regional diplomacy and alliance coordination.
Bureau of International Security and Nonproliferation (ISN): WMD policy, sanctions enforcement.
Bureau of Population, Refugees, and Migration (PRM): Humanitarian assistance coordination.
Office of Sanctions Coordination: Sanctions policy and multilateral coordination.

The U.S. Embassy in Seoul and the Special Representative for North Korea Policy typically serve as forward-facing platforms for engagement or crisis diplomacy.

Department of Defense
The U.S. Department of Defense (DOD) plays a critical role in military assistance and security cooperation globally, though its relationship with North Korea is heavily constrained by longstanding security concerns and the state's aggressive nuclear posture. The DOD's primary responsibility lies in ensuring U.S. national security and maintaining peace in the Indo-Pacific region, which includes responding to threats posed by North Korea. In cases of crisis or military conflict, the DOD can engage in security cooperation with regional partners, but direct military assistance to North Korea is prohibited under U.S. law. Additionally, while the DOD has been involved in efforts such as remains recovery of U.S. service members who died during the Korean War, military cooperation with North Korea is limited to humanitarian operations like remains recovery, which has occurred under specific, negotiated conditions. The U.S. Pacific Command (INDOPACOM) and other relevant agencies within the DOD would typically lead efforts to address the military and security concerns related to North Korea, while ensuring that any humanitarian operations remain in compliance with sanctions laws.

INDOPACOM leads operational military planning for contingencies on the peninsula.
Remains Recovery Missions have occurred under negotiated arrangements and represent the only recent direct, non-combat military engagement with North Korea.
Military-to-military communication is prohibited by law except under narrowly defined humanitarian circumstances.

Department of Treasury
The Treasury Department, particularly through its Office of Foreign Assets Control (OFAC), plays a central role in enforcing U.S. sanctions on North Korea. OFAC administers and enforces financial sanctions against North Korea, targeting individuals, entities, and industries associated with the regime’s nuclear weapons program and other illicit activities. The Treasury Department also monitors financial transactions to ensure compliance with U.S. laws and international sanctions regimes. In the case of North Korea, this includes blocking financial transactions and freezing assets of those connected to the regime's military and nuclear activities. Treasury has the authority to issue licenses or grants of exception in specific cases, such as for humanitarian aid or when national security concerns are addressed, though these are rare and highly controlled. Given North Korea’s isolated financial system, Treasury’s enforcement mechanisms are essential for maintaining pressure on the regime, while also ensuring that any exceptions for aid are carefully regulated to avoid contributing to the regime’s military capabilities.

The Office of Foreign Assets Control (OFAC) administers and enforces economic sanctions. Treasury:

Freezes assets
Restricts financial transactions
Issues licenses for humanitarian or exception-based activities
Works closely with allies and financial institutions to prevent sanctions evasion

Department of Commerce
The Department of Commerce plays an important role in shaping U.S. policy towards North Korea, primarily through its Bureau of Industry and Security (BIS). BIS administers and enforces export controls, determining what items can be legally shipped to North Korea. Due to North Korea's nuclear and missile programs, as well as other destabilizing activities, the U.S. maintains a strict licensing policy, generally requiring licenses for all exports to North Korea subject to the Export Administration Regulations (EAR), except for food and certain medicines. Applications for licenses are typically subject to a general policy of denial, especially for items that could contribute to North Korea's military capabilities or weapons programs, including dual-use technologies. Furthermore, the export of luxury goods to North Korea is also prohibited. Beyond export controls, the Department of Commerce collaborates with other agencies, notably the Department of the Treasury, in implementing broader sanctions against North Korea. These sanctions target entities and individuals involved in proliferation activities, illicit financial practices, and human rights abuses, restricting their access to the U.S. financial system and international trade. While the primary focus is on restricting harmful activities, the Department of Commerce could also play a role in facilitating potential engagement, particularly concerning humanitarian aid. Licenses for the export of agricultural commodities, medical devices, and other humanitarian items intended to benefit the North Korean people may be reviewed on a case-by-case basis. However, broader engagement beyond humanitarian aid is significantly constrained by the overarching sanctions regime and North Korea's continued pursuit of prohibited weapons programs.

Other key executive branch departments which may play a role on North Korea policy include:

Department of Energy (DOE): DOE, particularly via its National Nuclear Security Administration (NNSA), would be a critical player in any future denuclearization verification effort. Though there is currently no active cooperation, DOE has deep experience through the Cooperative Threat Reduction program and its national laboratories.

Department of Health and Human Services (HHS): HHS, through the CDC and NIH, could support public health interventions or infectious disease control in the DPRK. These roles remain theoretical under current sanctions but may be relevant in a future humanitarian or post-conflict context.

Legal Authorities Shaping Engagement Options

Engagement with North Korea — whether through aid, diplomacy, or security dialogue — is tightly circumscribed by U.S. law. The authorities that govern it fall into two categories: presidential powers under emergency and foreign affairs statutes, and Congressional legislation mandating or restricting actions.

Presidential Sanctions Authorities

Sanctions imposed through executive orders under IEEPA — including E.O. 13466, 13551, 13687, 13722, and 13810 — can be modified or lifted unilaterally by the President. These orders target:

The North Korean government and Workers’ Party of Korea
Financial services, energy, mining, and transport sectors
Entities engaged in proliferation or human rights abuses

The President may revoke, amend, or suspend these sanctions by issuing a new executive order. This flexibility provides a legal pathway for limited or conditional engagement if politically supportable.

Statutory Sanctions with Waiver Provisions

Many sanctions laws — such as the NKSPEA, the INKSNA, and North Korean Human Rights Act — contain waiver provisions. To exercise these, the President typically must:

Certify that North Korea has made verifiable progress on denuclearization or human rights
Report to Congress
Provide justification and a timeline for waiver use

Some provisions can only be waived in national security emergencies. Others are more permissive but politically sensitive.

Non-Waivable Statutory Constraints

Certain laws — including sections of the Foreign Assistance Act and the Byrd-Hagel Amendment — outright prohibit aid to designated regimes unless Congress passes new legislation or repeals existing restrictions. These areas are the most rigid and politically difficult to alter.

US Sanctions and International Law

Even if U.S. domestic sanctions are lifted, binding UN Security Council resolutions (e.g., UNSCR 1718, 1874, 2270) impose:

An arms embargo
WMD-related export bans
Financial and shipping restrictions
A prohibition on luxury goods and certain trade

These cannot be lifted unilaterally. The U.S. would need to negotiate new resolutions through the Security Council, with agreement from China and Russia — an increasingly difficult prospect.

Constraints on Security, Military, Food, Medical, Humanitarian and Economic Assistance

Any U.S. assistance to North Korea in the form of security cooperation or economic integration is constrained by statutory prohibitions, political resistance, and operational risks.

A. Security Assistance: Providing security assistance to North Korea is an extraordinarily complex issue, given the country’s aggressive nuclear weapons program and its status as a global security threat. Security assistance could take the form of training, equipment, or intelligence sharing, but any such engagement would be heavily constrained by U.S. law, including sanctions and arms export controls. For example, training North Korean personnel or providing military equipment would be prohibited under the Arms Export Control Act (AECA) and the Foreign Assistance Act (FAA), which restrict assistance to countries that engage in hostile actions or violate international law. Intelligence sharing could also be problematic, as North Korea’s actions and its nuclear program are seen as a direct threat to U.S. national security.

Any proposal to provide security assistance would require specific waivers and exemptions to U.S. law, particularly from Congress and the President, potentially through executive orders or legislation. Congress would need to enact specific legislation to modify existing restrictions, while the President could potentially use executive powers to grant exceptions, such as those outlined in the International Emergency Economic Powers Act (IEEPA). However, such actions would likely face substantial opposition due to the perception that assisting North Korea could enable further militarization or exacerbate tensions in the region. Additionally, any engagement in security assistance would need to be framed as part of a broader diplomatic strategy aimed at denuclearization and ensuring regional stability, which presents both opportunities and challenges for U.S. policy.

B. Military Assistance: Military assistance to North Korea is similarly constrained by numerous legal and policy barriers, primarily due to North Korea’s nuclear weapons development and its classification as a state sponsor of terrorism. Providing military aid in the form of defense articles, military training, or equipment would be prohibited by laws such as the Arms Export Control Act (AECA) and the Foreign Assistance Act (FAA). These laws impose strict prohibitions on military cooperation with states that engage in aggressive behavior or have been designated as hostile entities by the U.S. government. Furthermore, any form of military assistance could be viewed as legitimizing North Korea’s regime and could undermine U.S. alliances in the region, particularly with South Korea and Japan.

To provide military assistance, there would need to be significant legal changes or exemptions, including waivers issued by the President under certain executive authorities or new legislative acts passed by Congress. Such exemptions would likely be hard to justify, given the historical context of North Korea's provocations, such as missile launches and nuclear tests. The President could also potentially use the presidential drawdown authority outlined in the FAA, but again, any such action would require congressional approval or a waiver from existing restrictions. The challenges of navigating this legal landscape mean that any potential military assistance to North Korea would require overcoming substantial political and legal obstacles, making it an unlikely avenue for engagement without dramatic shifts in the region’s security dynamics.

C. Food Assistance: Food assistance is one area where the U.S. could engage with North Korea, given the country’s history of food insecurity and famine. Under the Food for Peace Act (Public Law 480), the U.S. could provide food aid, but eligibility for such assistance is generally restricted due to North Korea’s non-compliance with international norms, including its human rights abuses and nuclear weapons program. The Byrd-Hagel Amendment further complicates the situation, as it prohibits food assistance to countries that sponsor terrorism or engage in destabilizing activities, which applies to North Korea.

However, exceptions could be made if the U.S. government determined that providing food aid would alleviate a humanitarian crisis, particularly during natural disasters or famine. In such cases, the U.S. could work through international organizations like the World Food Program (WFP) or other NGOs that are legally permitted to deliver aid, mitigating the direct political risks associated with U.S. government involvement. Legal actions would be required, including waivers or exemptions from Congress, to bypass restrictions under the Byrd-Hagel Amendment and the North Korea Sanctions and Policy Enhancement Act. While food assistance could present an opportunity to address North Korea’s humanitarian needs, navigating the sanctions and ensuring that aid does not inadvertently strengthen the regime’s military capabilities would be a significant challenge.

D. Medical Assistance: Medical assistance to North Korea is another potential area of engagement, especially considering the country’s poor health infrastructure and the significant public health challenges it faces, including tuberculosis and infectious disease outbreaks. The U.S. could provide medical aid through organizations such as the Centers for Disease Control and Prevention (CDC) or the U.S. Agency for International Development (USAID), in whatever form its future organization at the State Department will take. However, like food assistance, providing direct medical aid to North Korea is complicated by the U.S. sanctions regime, which restricts engagement with the regime on humanitarian issues due to its nuclear weapons development and human rights abuses.

Legal avenues for providing medical assistance would likely involve the use of waivers or exemptions granted by the President under specific circumstances, such as public health emergencies. Medical supplies and programs could also be channeled through international organizations like the World Health Organization (WHO) or the Red Cross, which have greater flexibility in operating in North Korea despite U.S. sanctions. Additionally, non-governmental organizations (NGOs) operating in North Korea may be able to facilitate medical assistance without direct involvement from the U.S. government. While the U.S. could play a critical role in addressing medical needs in North Korea, such efforts would require careful navigation of existing legal frameworks and the U.S. sanctions regime to ensure that they do not inadvertently support the regime’s military or nuclear ambitions. Waivers for medical aid have been granted in the past, typically under exceptional humanitarian conditions and through licensed exceptions rather than direct government assistance.

E. Humanitarian/Development Assistance: humanitarian/development assistance to North Korea is one of the most contentious and legally complicated areas of potential U.S. engagement. The current U.S. sanctions regime prohibits most forms of direct assistance to North Korea due to its continued nuclear weapons development and its continued and persistent violations of international law. However, there are opportunities for providing aid through third-party organizations, such as international humanitarian agencies, that have established channels for operating in North Korea under UN mandates or other international agreements.

Under current U.S. law, any attempt to provide direct humanitarian/development assistance would require a waiver or exemption from Congress or the President, likely in response to a significant humanitarian crisis such as famine or a natural disaster. Humanitarian aid could also be provided through international organizations like the United Nations, which has the ability to bypass U.S. sanctions in certain circumstances. Additionally, non-governmental organizations (NGOs) could be instrumental in facilitating aid, as they often have more flexibility in working in North Korea, though U.S. entities would still need to ensure that their efforts comply with U.S. laws. The main challenge lies in ensuring that humanitarian aid does not benefit the North Korean regime or its military, which would undermine the effectiveness and legitimacy of such efforts. Even humanitarian military missions — such as remains recovery — have required painstaking negotiation, Congressional briefings, and strict legal vetting. Nonetheless, providing humanitarian/development assistance could offer a way for the U.S. to engage with North Korea on a limited, humanitarian basis while maintaining pressure on its nuclear program.

F. Economic, trade Trade and Investment Restrictions: Export controls enforced by the Departments of Commerce and Treasury bar most transactions with North Korea. The Export Administration Regulations (EAR) deny license approvals for all but a narrow band of humanitarian goods. The U.S. bans nearly all exports, including dual-use technology and luxury goods and financial institutions are prohibited from facilitating transactions, even for permitted aid, unless specifically licensed. In practice, the legal and operational risks make economic engagement with North Korea challenging under current law — unless a fundamental policy shift occurs.

For all these issues, Congress plays an active role in overseeing potential assistance or engagement, imposing conditions such as:

Transparency in aid delivery
Use of vetted international organizations
Restrictions on direct government-to-government support

In some cases, Congress has explicitly blocked funding for aid programs unless the Executive certifies strict monitoring and distribution practices.

Summary of U.S. Engagement with North Korea (1994–2024)

Understanding the history of U.S. policy toward North Korea helps illuminate the legal and political tools that have succeeded — or failed — in managing the DPRK threat. This section highlights key case studies across five administrations.

Clinton Administration – The Agreed Framework (1994–2000)

Overview: A bilateral deal between the U.S. and North Korea to freeze its plutonium-based nuclear program in exchange for fuel oil, economic aid, and two light-water reactors.
Implementation: Managed by the Korean Peninsula Energy Development Organization (KEDO), with U.S. funds appropriated by Congress.
Collapse: The agreement unraveled after U.S. intelligence revealed a covert uranium enrichment program. Congress had grown skeptical, citing North Korea’s pattern of noncompliance.

Bush Administration – The Six-Party Talks (2003–2009)

Overview: A multilateral effort involving China, Japan, South Korea, Russia, the U.S., and North Korea. The talks aimed to exchange denuclearization steps for aid and security guarantees.
Outcome: Produced joint statements and a temporary freeze, but collapsed after verification disputes and North Korea’s renewed nuclear testing.
Congressional Role: Pressured the administration to maintain sanctions and ensure no concessions were made without verifiable steps.

Obama Administration – Strategic Patience (2009–2017)

Approach: Relied on sanctions and deterrence, waiting for North Korea to change its behavior before engaging.
Limited Engagement: Some humanitarian efforts and discussions occurred, but no major breakthroughs.
Congressional Position: Largely aligned with the administration but urged stronger enforcement of sanctions and more robust support to allies.

Trump Administration – Maximum Pressure and Personal Diplomacy (2017–2021)

Tactics: Combined harsh sanctions and rhetorical threats with unprecedented leader-level summits between Trump and Kim Jong Un.
Results: Produced dramatic visuals as well as limited progress in areas like the return of the remains of missing Korean War American servicemembers following the Singapore summit, but no verified denuclearization or other substantive policy outcomes.
Congressional Concerns: Criticized lack of clear strategy and insufficient conditionality. Raised alarms about legitimizing the DPRK leadership.

Biden Administration – Calibrated, Practical Approach (2021–2025)

Strategy: Combined deterrence and alliance coordination with an offer of “dialogue without preconditions.”
Execution: Prioritized trilateral cooperation with South Korea and Japan, expanded sanctions enforcement, and offered limited humanitarian outreach.
Legislative Dynamics: Congress largely supported the deterrence-first posture but remained skeptical of prospects for engagement without major DPRK behavioral change.

Challenges and Considerations for Future Engagement

Future U.S. policy toward North Korea will face a complex mix of legal, political, diplomatic, and operational challenges. Navigating them will require coordination across both branches of government and close alignment with allies.

Domestic Political Constraints

Partisan Divides: U.S. political polarization may limit the space for bold diplomatic initiatives, especially those involving sanctions relief or humanitarian assistance.
Skepticism of Engagement: Public opinion and congressional attitudes remain wary of North Korea, based on its history of cheating on agreements and committing human rights abuses.
Risk Aversion: Presidents may be reluctant to invest political capital in high-risk diplomacy without strong domestic support or clear chances of success.

Diplomatic and Strategic Obstacles

Legacy of Mistrust: North Korea’s record of violating agreements makes confidence-building measures difficult to sustain.
Regional Dynamics: Engagement must consider the interests of South Korea and Japan, as well as the broader competitive relationship with China. Missteps could strain alliances or invite strategic backlash.
Escalatory Behavior: DPRK missile launches, weapons tests, or provocative acts can rapidly derail diplomacy, forcing the U.S. to pivot back to pressure.

Verification and Monitoring Difficulties

Lack of Access: North Korea resists inspections, making it nearly impossible to verify denuclearization or aid delivery.
Limited Leverage: Without meaningful on-the-ground verification mechanisms, any future agreement would face major credibility issues.
Precedent of Failure: Past attempts at verification have been evaded, raising skepticism in both Congress and among allies.

Sanctions and Legal Complexity

Multiple Layers: U.S. sanctions laws, executive orders, and UN resolutions create a dense web of legal constraints.
Secondary Sanctions: These penalize third countries or firms that engage with North Korea, complicating international coordination.
Waivers vs. Repeals: Some statutes can be waived by the Executive; others require new legislation — often a heavy political lift.

Human Rights and Moral Legitimacy

Human Rights Record: The DPRK’s systematic abuses complicate engagement, especially when aid could be diverted or used to prop up the regime.
Moral Hazard: Engagement without accountability risks undermining U.S. global human rights leadership.

UN Sanctions

In addition to U.S. political and legal constraints, it's crucial to understand that UN sanctions are legally binding on the United States as a UN member. Therefore, even if the U.S. President were to unilaterally lift U.S. domestic sanctions, the U.S. would still be obligated to abide by the existing UN sanctions, including an arms embargoes; a trade ban on key commodities; restrictions on banking, shipping, and luxury goods; and, prohibitions on nuclear and missile-related technology. This means that:

The U.S. could face international criticism and potential diplomatic repercussions for actions that violate UN sanctions.
U.S. entities and individuals could still be held accountable under international law for engaging in activities prohibited by UN sanctions, even if those activities were permitted under revised U.S. domestic regulations.
Other UN member states would still be required to uphold the UN sanctions, potentially creating obstacles for U.S. engagement efforts involving those countries.

Therefore, while the U.S. President has significant authority over U.S. sanctions, any substantial diplomatic engagement with North Korea that involves activities currently prohibited by UN sanctions would necessitate a concerted effort to first modify or lift the relevant UN resolutions through the UN Security Council. This would likely require a significant shift in the geopolitical landscape and the consensus of key players, particularly China and Russia, who have often been more amenable to easing sanctions than the U.S. in recent years.

Conclusion

The United States faces a persistent dilemma in crafting policy toward North Korea: how to balance pressure and deterrence with meaningful pathways to engagement, all within a legal framework shaped by decades of legislative action and institutional precedent.

The roles of the President and Congress are distinct but interdependent. The Executive possesses significant discretion in foreign affairs — especially through emergency powers, diplomacy, and sanctions — but ultimately operates within boundaries set or constrained by Congress and the Constitution. Statutes governing foreign assistance, trade, sanctions, and military aid define what is possible, while oversight mechanisms and appropriations determine what is sustainable.

Future engagement with North Korea — whether in the form of humanitarian assistance, denuclearization diplomacy, or broader normalization — will demand a coherent, whole-of-government strategy. That strategy must:

Acknowledge the legal tools and limits that define what both branches can do
Coordinate executive authority and legislative buy-in from the outset
Recognize the critical importance of verification, alliances, and public support
Be calibrated to respond to both opportunity and provocation with credibility.

In short, durable North Korea policy cannot rest on executive discretion alone — nor can it be constrained by static legislative prohibitions. It requires strategic alignment between the branches of government, supported by law, informed by history, and responsive to a rapidly evolving regional landscape.

Appendix: Relevant Statutes, Laws, Executive Orders and UNSCRs

Trading with the Enemy Act (TWEA) of 1917
1. This law grants the President authority to regulate commerce with countries engaged in hostilities against the U.S. and can be used to impose sanctions on North Korea.
International Emergency Economic Powers Act (IEEPA) of 1977
1. This act provides the President with the authority to regulate international economic transactions during national emergencies, which has been used to impose sanctions on North Korea.
North Korean Human Rights Act (NKHRA) of 2004
1. This law seeks to promote human rights in North Korea and restricts U.S. assistance to the regime, except for humanitarian aid under specific conditions.
North Korea Sanctions and Policy Enhancement Act (NKSPEA) of 2016
1. This legislation enhances sanctions against North Korea and expands measures aimed at restricting its access to international financial markets.
Foreign Assistance Act of 1961
1. This act governs U.S. foreign aid, including restrictions on assistance to countries deemed to be violating human rights, such as North Korea.
North Korean Sanctions and Nonproliferation Act (NKSNPA) of 2009
1. This law expands U.S. sanctions to target North Korean proliferation activities, including those related to weapons of mass destruction.
North Korea Sanctions Enforcement Act of 2019
1. This law requires stronger enforcement of existing sanctions and increases pressure on North Korea’s illicit activities, such as the procurement of materials for its weapons programs.

Executive Orders

Executive Order 13466 (2008)
1. Imposes sanctions on North Korea, freezes assets, and limits financial transactions to prevent North Korea from acquiring materials for its weapons of mass destruction.
Executive Order 13722 (2016)
1. Targets North Korea’s economy and government, authorizing additional sanctions to address its nuclear weapons and ballistic missile programs.
Executive Order 13810 (2017)
1. Expands sanctions on North Korea, prohibiting U.S. individuals and entities from engaging in certain transactions with North Korean banks, companies, and individuals.
Executive Order 13848 (2018)
1. Imposes sanctions on any foreign actors found to have interfered in U.S. elections, including foreign individuals or entities tied to North Korea's cyber activities.
Executive Order 13902 (2020)
1. Targets North Korean government officials and entities involved in sanctions evasion and illicit trade practices.

Treaties and Agreements

The Agreed Framework (1994)
1. An agreement between the United States and North Korea in which North Korea agreed to freeze its nuclear weapons program in exchange for economic aid and the construction of two light-water reactors.
Six-Party Talks Joint Statements (2005–2007)
1. A series of agreements between North Korea, South Korea, Japan, China, Russia, and the United States aimed at denuclearizing the Korean Peninsula.
Comprehensive Nuclear-Test-Ban Treaty (CTBT)
1. While North Korea has not ratified this treaty, the U.S. has supported it, and its eventual ratification could play a role in future denuclearization efforts.

United Nations Security Council Resolutions (UNSCRs)

UNSCRs related to North Korea, particularly those on nuclear non-proliferation and sanctions, have been instrumental in shaping global and U.S. policy toward the regime.

UNSCR 1718 (2006)
UNSCR 1874 (2009)
UNSCR 2270 (2016)

About the Author

Michael Schiffer (LinkedIn) served as the Assistant Administrator of the USAID Bureau for Asia from 2022 to 2025. Prior to that, he was senior advisor and counselor on the Democratic Staff of the Senate Foreign Relations Committee. From 2009 to 2012, he served as Deputy Assistant Secretary of Defense for East Asia.

Before joining the Department of Defense he was a program officer at the Stanley Foundation, a Council on Foreign Relations Hitachi International Affairs Fellow, and worked on the staff of Senator Dianne Feinstein (D-CA), including as her national security adviser and Legislative Director. Prior to that, he was Director of International Security Programs at New York University’s Center for War, Peace, and the News Media and was co-manager of the Poipu Bed and Breakfast Inn in Poipu, Kauai.