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Legal Procedures
Updated March 2026

Petition to Reopen

Legal basis: LC §5410

Definition

A petition filed with the WCAB to reopen a previously closed workers' compensation case due to new and further disability or the need for additional medical treatment. The petition must be filed within five years of the date of injury and demonstrate that the worker's condition has worsened since the original award.

Related Terms

Frequently Asked Questions

What is a Petition to Reopen?

A petition filed with the WCAB to reopen a previously closed workers' compensation case due to new and further disability or the need for additional medical treatment. The petition must be filed within five years of the date of injury and demonstrate that the worker's condition has worsened since the original award.

What is the legal basis for Petition to Reopen in California workers' compensation?

Petition to Reopen is governed by LC §5410 under California workers' compensation law. This statute defines the requirements, procedures, and standards for petition to reopen in the workers' compensation system as of 2026.

How does the petition to reopen process work in California?

The petition to reopen process is part of California's workers' compensation system, governed by LC §5410. The procedure involves specific timelines, documentation requirements, and procedural steps that must be followed by all parties involved in the claim.