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Colorado Occupational Hearing Loss Workers' Compensation Guide

Jeff Wilson, CEO & Founder at SoundtraceJeff WilsonCEO & Founder13 min readMarch 1, 2026
Workers’ Compensation·Colorado·13 min read·Updated March 2026

Colorado has significant hard rock mining operations (gold, silver, molybdenum), major aerospace and defense manufacturing anchored by Lockheed Martin Space and Raytheon, military installations at Fort Carson and Peterson SFB, and growing construction in the Denver metro. Colorado’s workers’ compensation system is administered by the Colorado Division of Workers’ Compensation (DOWC) under C.R.S. §8-40-101 et seq. Federal OSHA applies to most private employers. Colorado has a unique Division Independent Medical Examination (DIME) process that affects impairment rating disputes.

Soundtrace provides Colorado employers with OSHA-compliant automated audiometric testing and noise monitoring — building the per-worker records needed to defend WC claims in Colorado’s DOWC system.

DOWC
Colorado Division of Workers’ Compensation — administrative adjudication with OAC hearings
DIME
Colorado’s unique Division Independent Medical Examination process for disputed impairment ratings
2 years
Colorado occupational disease SOL — 2 years from date of disability

Colorado Workers’ Compensation System Overview

Colorado’s WC system under C.R.S. §8-40-101 et seq. is administered by the Division of Workers’ Compensation within the Department of Labor and Employment. Disputed claims are adjudicated by Office of Administrative Courts (OAC) ALJs. Colorado has a unique DIME process: when a treating physician issues an MMI rating and the claimant or employer disagrees, the DOWC appoints an independent medical examiner whose rating carries presumptive weight. This process significantly affects hearing impairment rating disputes.

Colorado High-Noise Industries

Industry SectorKey Colorado LocationsPrimary Noise Sources
Aerospace and defenseDenver, Colorado Springs, AuroraManufacturing, testing, satellite assembly
Hard rock miningLeadville, Creede, Climax (molybdenum)Drilling, blasting, crushing operations
MilitaryFort Carson, Peterson SFB, Schriever SFBWeapons systems, aircraft, construction
ConstructionDenver, Fort Collins, Colorado Springs metrosHeavy equipment, concrete, demolition
Food processingGreeley, Fort Morgan (JBS, Cargill)Processing lines, conveyor systems

Federal OSHA Requirements for Colorado Employers

Colorado does not have a state OSHA plan for private-sector employers. Federal OSHA 29 CFR 1910.95 applies directly to general industry employers. Mining operations are under MSHA jurisdiction. Colorado state and local government employers are covered by COSH (Colorado Occupational Safety and Health) under standards equivalent to federal requirements.

How Hearing Loss Claims Work in Colorado

Occupational hearing loss is compensable in Colorado as a permanent impairment under the AMA Guides. Colorado has a 2-year statute of limitations for occupational disease claims running from the date of disability. The DIME process is particularly relevant for hearing loss claims because impairment rating disputes are common. The DIME physician’s rating carries presumptive weight in OAC proceedings, making the quality of the employer’s audiometric documentation at the DIME stage critical.

Employer Defense Strategy

Complete audiometric records and noise monitoring documentation are essential for Colorado WC defense. At the DIME stage, the employer’s complete audiometric history provides the DIME physician with the data needed to accurately assess the occupational component of hearing loss versus presbycusis. Employers who can demonstrate consistent, well-documented HCP programs are better positioned in both OAC proceedings and DIME evaluations.


Frequently asked questions

What is Colorado’s DIME process and how does it affect hearing loss claims?
Colorado’s Division Independent Medical Examination (DIME) is triggered when a treating physician issues an MMI rating and either the claimant or employer disagrees. The DOWC appoints an independent examiner whose impairment rating carries presumptive weight in OAC proceedings. For hearing loss claims, the DIME physician uses the audiometric record and noise monitoring data to assess the occupational component of impairment.
What is Colorado’s statute of limitations for occupational hearing loss?
2 years from the date of disability. For gradual hearing loss, the date of disability is typically when the worker became aware of significant functional impairment attributable to employment.

Protect Colorado Operations from Long-Tail Hearing Loss Claims

Soundtrace provides federal OSHA-compliant automated audiometric testing and noise monitoring for Colorado employers — building the complete per-worker records needed for WC defense in Colorado’s DIME-intensive adjudication process.

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Jeff Wilson, CEO & Founder at Soundtrace

Jeff Wilson

CEO & Founder, Soundtrace

Jeff Wilson is the CEO and Founder of Soundtrace. He started the company after seeing firsthand how outdated and fragmented hearing conservation was across industries. Jeff brings a hands-on approach to building technology that makes OSHA compliance simpler and hearing protection more effective for the employers and workers who need it most.

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