Employer · WARN Act history · Manufacturing

Allison Transmission

427 workers across 1 WARN notice, primarily in IN - recorded in the current PlainLayoffs dataset.

427
Workers cut
1
WARN notice
1
State
427
Avg / notice

Allison Transmission has 1 recorded WARN filing affecting 427 workers

According to WARN Act filings submitted to state workforce agencies, Allison Transmission has 1 recorded filing covering 427 workers across 1 state, primarily IN, the 462nd-largest recorded WARN footprint among 7,009 tracked employers. WARN notices cover qualifying reported events, so this record is not a complete count of the employer's workforce changes.

Allison Transmission is a minor share of Manufacturing WARN activity — 0.2% of the sector's 211,445 workers across 776 employers, ranking #66 in Manufacturing.

DOL WARN employer filing desk

Employer ALLISON-TRAN · Allison Transmission 427 workers · 1 filings

NOTC-SINGLE · WORK-MID · PHOTO-UNK · RUNWAY-SHORT · STAT-SINGLE · BOOK-SINGLE · TYPE-LAYOFF

  • NOTC-SINGLE 1 filing
  • WORK-MID #462
  • PHOTO-UNK No peer
  • RUNWAY-SHORT 11d
  • STAT-SINGLE IN
  • BOOK-SINGLE 1 agency
  • TYPE-LAYOFF 1 layoff

Stamps derive from filed notice_date, effective_date, workers_affected, state agency source, and filing type in this dataset, not a prediction of future layoffs.

Employer Profile

Primary State
IN
Primary Industry
Manufacturing
First Notice
Apr 23, 2020
Latest Notice
Apr 23, 2020
States with Layoffs
IN

Not all layoffs appear in WARN data, see our methodology for the federal + state coverage thresholds. Latest filing: Apr 2020.

WARN Notice History

2020

Mass Layoff

Indianapolis, IN · Manufacturing

Effective: May 4, 2020

427

workers

Filed Apr 23, 2020

Four checks on this Allison Transmission filing

What is the largest Allison Transmission WARN filing on record? ▼

The largest row is the mass layoff filed for Indianapolis, IN on Apr 23, 2020, covering 427 workers in Manufacturing.

Where were Allison Transmission's WARN notices filed? ▼

This is a one-event record from Indiana DWD; the named location is Indianapolis, not a company-wide headcount change. States represented in this record: IN.

Does Allison Transmission's filing history show a recurring pattern? ▼

One filing cannot establish a recurring layoff cadence. It records a specific WARN-covered event and should not be read as a forecast of this employer's workforce.

How much advance notice appears in Allison Transmission's record? ▼

The measurable notice runway is under 30 days; compare the filing dates with the federal 60-day baseline before estimating any possible notice-pay shortfall.

See also: IN WARN filings · Manufacturing industry WARNs · WARN Act guide

Source: State WARN Act layoff registries Allison Transmission notice history aggregated from state workforce agency filings · September 2026 A WARN filing is a required notice, not a judgment of the employer's management or finances. Coverage follows states with structured public registries; this public-record summary is not legal advice, financial advice, or employment advice.

Every figure on PlainLayoffs is rendered directly from public WARN Act filings and state workforce agency records, no number is typed in by an editor. This employer's notice history is rendered directly from state WARN Act filings. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of September 2026. A WARN filing is a legally required notice, not a judgment of a company's management or financial health; rankings here reflect filed notice volume only.