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Montana: workers' comp deadlines

How quickly you must tell your employer about a work injury, and the deadline to file a workers' compensation claim.

Deadline to tell your employer30 days
Deadline to file a claim12 months from accident
Claim lawMCA § 39-71-601
Deadline for a death claim1 year

General information only, not legal, insurance or financial advice. Not affiliated with any government agency. Exceptions can apply. Confirm with the state agency, the court or a licensed professional in Montana.

Also for Montana: Workers' comp benefits in Montana · Paid leave programs in Montana

How we checked this

Claim deadlines come from a law-firm compendium that cites each statute. Notice deadlines were compared across two 50-state tables; where they differed we used the statute. Last checked: November 12, 2026. Laws change; confirm with the state agency or a licensed professional before acting.

Cross-checked sources agree   Checked on official source confirmed on a government, court or legislature site   From a statute-cited table one detailed source   Under review sources disagree; read the note and the law.