• Upcoming W&M Serviceperson Examination Schedule
NOTICE: Agencies or persons allowing their registration to lapse beyond 12 months from the expiration date will be required to reapply and retest for all applicable exams to become registered.

• Weights and Measures Policy: Out of State Service Registration Renewals
The Michigan Department of Agriculture & Rural Development offers Michigan based Service Persons the convenience of testing at our Williamston office to renew their registration with an out of state agency as part of our normal examination schedule.

• Business Requirements for Weights and Measures Service Agencies and Personnel
Registration of service agencies and personnel is required in order for service personnel to place all manner of commercial weighing and measuring devices into service

• Frequently Asked Questions
The following is a list of frequently asked questions regarding service company and person registration. The list will be updated from time to time as new questions arise.

• Examples of Voluntary Registration Exam Questions

• Service Agency Registration Application in PDF 
Submitting this application is one step to becoming a Michigan Weights and Measures Registered Service Agency.

• Serviceperson Place In Service Report in PDF 

• P.A. 283 of 1964, as amended, the Weights and Measures Act

• Servicepersons and Agencies Currently Registered under the Voluntary Serviceperson Registration Program in Michigan