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WARN Act Compliance Assistance

A US federal guide to when a layoff legally needs 60 days' written notice

Why it’s worth your time

The Department of Labor's WARN page, and the Worker's Guide it links to, give the official answer to one question: was I owed notice?

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Checking whether a layoff needed notice

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Opens their site. We don’t copy it here; we’d rather they get the read.

  1. Read the WARN page and the Worker's Guide.

    The page itself is short; the substance is in the Worker's Guide, the first of the guides it lists. Read its opening sections on who is protected, what a notice must contain and the three exceptions, then skim the questions at the back for the one closest to your situation.

  2. Write down your dates and keep the notice.

    If a layoff has been announced, note the day you heard, how you heard (a meeting, an email, a letter) and the separation date you were given. Keep any written notice, and add a line on roughly how many people at your site were affected.

Good moments for this: when layoff rumors startthe day a notice arrivesbefore you sign a severance agreement

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Making it work for you

Every workplace is different. Here’s what to think about before you start, and what might get in the way.

Things to think about

The Department's guide tests the size of the whole employer and the number of people affected at a single site, so a large company can still make a cut too small to need notice. Knowing roughly how many people work where you do can answer more than any rumor.

What might make this harder

The Department's guide says WARN doesn't protect contract workers at a business they're placed in when another firm employs and pays them, or workers on temporary projects who understood the work was temporary when hired. Read your own contract, and ask the agency or firm that pays you what notice it gives.

Questions people ask

What is the WARN Act?

A 1988 US federal law, explained on this Department of Labor page and its Worker's Guide, that requires covered employers to give 60 days' written notice before a plant closing or mass layoff. It generally applies to private businesses, non-profits and quasi-public bodies that have at least 100 full-time workers, not to regular government agencies. Other countries have their own rules.

How do I know if my layoff is covered by WARN?

Check three things against the Worker's Guide: your employer's size, how many people lose their jobs at your site, and whether your own job loss counts, such as being let go or laid off for over six months. If all three fit and none of the guide's exceptions or exclusions applies, written notice was likely required.

What happens if my employer doesn't give WARN notice?

The guide says affected workers may be able to bring a claim in federal court (or bankruptcy court, if the employer is in bankruptcy) for back pay and benefits for the days of notice they missed, up to 60. The Department of Labor doesn't enforce it or bring claims for you.

Does WARN apply in every state?

Yes, it's US federal law, and the Department's FAQ says it reaches US territories too. State rules vary, and the Worker's Guide says WARN doesn't override other laws or union contracts that give more notice, so it's worth checking your state's rules as well.

The longer read

What it says, and how it holds up

Layoff news can arrive sideways: a rumor, a vague all-staff meeting, a calendar invite from someone in HR. The Department of Labor's WARN page cuts through some of that with one narrow question: did the law require your employer to warn you in writing, and did it? The page is a hub for guides, an interactive advisor and the law itself. The Worker's Guide is the part that answers the question, in about ten pages of plain language.

It works in layers. First the employer: a private business, non-profit or quasi-public body (regular government agencies aren't covered) with at least 100 full-time staff (not counting anyone with under six months on the job or working under 20 hours a week), or with 100 or more workers whose hours add up to at least 4,000 a week. Then the event: a closing that ends at least 50 full-time jobs at one site, a layoff of 50 to 499 people that's at least a third of the site, or 500 or more. Then you: a termination, a layoff of more than six months, or hours cut by more than half for six months. The notice itself has to say whether the cut is permanent, give the dates, and name someone to contact. The guide is open about its limits, too: it says it isn't an official interpretation of the law. It's also an older document; its file name and its own references point to 2003.

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Picked by Truest and described in our own words. The original belongs to its creator. Last updated October 9, 2026. We sell a career membership; where that’s relevant above, we say so.