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Worker Adjustment and Retraining Notification Act

29 U.S.C. §§ 2101 to 2109, 20 CFR Part 639 · Read 2026-08-15

In force since 1989. Employers with one hundred or more employees must give sixty days of written notice before a plant closing or a mass layoff, and several states run their own notice laws with lower thresholds and longer periods.

Identifier

Identifier
29 U.S.C. §§ 2101 to 2109, 20 CFR Part 639
Level
Federal
Status
In force
Adopted
1988-08-04
Applies from
1989-02-04
Supervisory bodies
DOL Wage and Hour Division

Named requirements

  • Covered employers and events

    29 U.S.C. § 2101

    Plant closing and mass layoff definitions and the employee count.

  • Sixty day notice

    29 U.S.C. § 2102

    Notice to affected employees, the state dislocated worker unit and local government.

  • Exceptions

    29 U.S.C. § 2102(b)

    Faltering company, unforeseeable business circumstances and natural disaster.

  • Sale of a business

    29 U.S.C. § 2101(b)(1)

    Who carries the notice duty before and after closing.

Official source

United States case law

20 decisions · Read from CourtListener, Free Law Project on 2026-08-22.

Change monitoring

The row is re-read against the publisher's own publication on a fixed interval. The dates below can be checked on the spot and travel with the API response.

Change monitoring
FieldValue
RegisterDOL Wage and Hour Division — 29 U.S.C. §§ 2101 to 2109, 20 CFR Part 639
PublisherU.S. Department of Labor, Wage and Hour Division
Last read2026-08-15
IntervalEvery 30 days
Next re-read2026-09-14
StatusChecked against the publisher
Open the register at the publisher

Row history

Dated events concerning this exact row, newest first. No event appears here without a date in a primary source.

Row history
DateEventSource
2026-08-15Row read against the official publicationU.S. Department of Labor, Wage and Hour Division
1989-02-04Date of application according to the publisherU.S. Department of Labor, Wage and Hour Division
1988-08-04Adopted under 29 U.S.C. §§ 2101 to 2109, 20 CFR Part 639U.S. Department of Labor, Wage and Hour Division

Monitoring states when the row was checked, not how the legal position should be assessed.

The string below travels with a memo, a case file or an agent chain. The same string sits in the citation field of the API response.

29 U.S.C. §§ 2101 to 2109, 20 CFR Part 639, Worker Adjustment and Retraining Notification Act. ExploreWorld Legal, https://legal.exploreworldai.com/us/regler/warn-act (hämtad 2026-08-25, bevis sha256:f6a5cd064b902cc2, bygge legal-2026-08-25).

sha256:
f6a5cd064b902cc2cd09c23da2fbfe5d847a5bc9f65b99cdf80cff2a490cb5a1
hämtad:
2026-08-25
source_confidence:
official
bygge:
legal-2026-08-25

Official publication. The address points to the authority or court that published the row. Office of the Federal Register, eCFR.

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