Michigan Impairment Rating Guide
Michigan workers' compensation uses a state-specific permanent impairment schedule under MCL § 418.361.
Which Edition?
AMA Guides Edition State-Specific Schedule
Statutory Authority
MCL § 418.361(opens in a new tab)
PPD Calculation
Michigan uses a state-specific disability system. Permanent benefits are determined under statutory wage-loss and specific-loss provisions rather than a whole-person impairment percentage or weeks formula.
Notes
Michigan law does not require the AMA Guides. Physicians may consider them as medical evidence, but disability is determined under Michigan's statutory framework
Frequently Asked Questions
How does Michigan rate permanent impairment?
Michigan uses its own state-specific permanent impairment schedule under MCL § 418.361 rather than mandating an AMA Guides edition. See the notes below for the controlling framework.
How is permanent partial disability calculated in Michigan?
Michigan uses a state-specific disability system. Permanent benefits are determined under statutory wage-loss and specific-loss provisions rather than a whole-person impairment percentage or weeks formula.
Where can I find a certified impairment rater in Michigan?
Browse our directory of certified impairment raters listed for Michigan. View the directory →
Does this information constitute legal or medical advice?
No. This page provides general statutory and methodological information for educational purposes only. Statutes change, case law shifts controlling interpretation, and individual cases turn on facts beyond what reference material can capture. Consult qualified legal counsel and a credentialed rating physician for any specific matter.
List Your Practice in Michigan
No certified raters are listed in Michigan yet — be the first to join the directory.
Submit Your Information →