Yes. The time period within which a workers' comp claim must be filed is known as the “statute of limitations” and they vary state by state. In Colorado, it's important to report your injury and file a claim as soon as possible. In most cases, an injured worker has two years to file a claim, although a judge may allow up to three years depending on the case. Review the chart below (provided by the Colorado Department of Labor & Employment) for more information: Important Claims Timelines Days Responsible Party Action Immediately Employer Reports fatal injuries to Division Within 4 days Injured Worker Reports injury in writing to employer Within 10 days Employer Reports all injuries to carrier/insurer Within 20 days Insurer Files an admission or denial of liability after receiving notice of an injury in cases where lost time, permanency, an occupational disease or a fatality occurs or at any time where a claim has been filed with the Division. Within 45 days of date of mailing of Notice of Contest Injured Worker Files Application for an Expedited Hearing if claim has been denied in error Within 30 days Injured Worker Must object to Final Admission of Liability if s/he disagrees with any part of it including: Filing for Division IME to dispute MMI or whole person impairment; or Filing for a hearing on any other issue After 6 months Insurer If injured worker objects to a Final Admission of Liability and takes no action to prosecute the claim for additional benefits, the insurer may petition the Director of the Division of Workers' Compensation to close the claim Within 4 weeks immediately following termination of continuous period of total disability Injured Worker Files an unemployment insurance claim