---
title: "IEEPA — Definition & Meaning | Model Diplomat"
description: "IEEPA, the International Emergency Economic Powers Act, lets the President regulate commerce during national emergencies, crucial for policy researchers."
url: "https://modeldiplomat.com/learn/glossary/ieepa"
---

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Model Diplomat Research Team · Last reviewed June 22, 2026

TL;DR

- The International Emergency Economic Powers Act of 1977 is a US federal statute authorizing the President to regulate international commerce after declaring a national emergency tied to an unusual foreign threat.
- How does IEEPA differ from the Trading with the Enemy Act (TWEA)?
- What is the threshold requirement for invoking IEEPA?
- Which agency administers IEEPA sanctions?
- Can IEEPA be used to impose tariffs?

[Civil Service & Diplomatic Exams](https://modeldiplomat.com/learn/civil-services/glossary)Updated June 22, 2026

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In 2022, President Joe Biden invoked IEEPA through Executive Order 14065 to block property and prohibit investment in the Russian-occupied Donetsk and Luhansk regions following Russia's recognition of their independence.

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