Contact Congress about S. 4214: Artificial Intelligence Data Center Moratorium Act

Large AI data centers could not be built or upgraded in the United States for now. Congress would have to pass new AI safety, job, local approval, and labor rules before the pause ends. The bill would also limit exports of key AI computer hardware to countries without similar safeguards.

Modern Action explains legislation in plain English, helps you choose whether to support, oppose, or ask for changes, and drafts a message tied to the bill, your stance, and the elected officials who can act on it.

Artificial Intelligence Data Center Moratorium Act is a Senate bill in committee. The latest recorded action: Read twice and referred to the Committee on Commerce, Science, and Transportation.

Latest action on S. 4214: Read twice and referred to the Committee on Commerce, Science, and Transportation.

Who this affects: This bill mainly affects companies that build or run large AI data centers. It also affects workers on those projects, people who live near proposed sites, utilities that supply power and water, and foreign buyers of advanced AI computing hardware. Federal agencies would also take on new review, reporting, enforcement, and export-control duties.

Why this matters: Large AI data centers use major amounts of power, water, land, and equipment, and this bill would slow that growth until broader rules are in place. It links AI infrastructure to questions about safety, jobs, local consent, climate harm, energy bills, and who benefits from AI wealth. It could give Congress and the public more information before more projects move ahead. It could also delay AI investment or push some projects to other countries.

Key provisions in S. 4214

• The bill would stop covered AI data center projects across the United States. The pause would begin on the day the bill becomes law and would cover both construction and upgrades already underway.
• A facility would be covered if it develops or runs AI models at large scale. It would also be covered if it has very high power and cooling capacity: more than 20 megawatts total and at least 20 kilowatts per rack, or advanced liquid cooling.
• The pause would stay in place until Congress passes new laws with three parts. Those laws must require federal review of AI products before release, address AI-related job loss and public sharing of AI wealth, and set rules for future AI data centers.
• Future AI data centers could move forward only under strict conditions after the pause ends. They could not raise consumer utility or electric bills, worsen climate change, harm the environment, or bypass approval or rejection by affected communities.
• Future AI data centers could not get government money or special financial help. The ban would cover federal, state, and local subsidies for building, upgrading, or operating them after the pause ends.

How Modern Action helps you take action on S. 4214

You do not have to start with a blank letter. Modern Action turns the bill, your position, and the relevant congressional context into a message you can edit and send. The goal is to make contacting Congress clear, specific, and useful without forcing you to parse bill text or figure out the right office on your own.

Questions people ask about S. 4214

What is S. 4214?

Large AI data centers could not be built or upgraded in the United States for now. Congress would have to pass new AI safety, job, local approval, and labor rules before the pause ends. The bill would also limit exports of key AI computer hardware to countries without similar safeguards.

How do I support or oppose S. 4214?

Choose support, oppose, or ask for changes on Modern Action. The action flow drafts the message for you and keeps the wording tied to this bill.

Who should I contact about S. 4214?

Modern Action uses your location to route the action to the congressional offices relevant to the bill and your representation.

Can Modern Action explain S. 4214 before I act?

Yes. Modern Action gives you a plain-English summary, current status, and action context before you send anything.