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Registered Services Program

Registered Serviceperson is a mandatory program. Registered Service Agency is a voluntary program.

Visit the Ohio Registered Serviceperson tool or the Registered Service Agency list to find people or agencies registered to service a device in Ohio. 

Registered Serviceperson Application

The Registered Serviceperson Application is used for new, renewal, or replacement information within Ohio's Registration of Servicepersons.

These documents must accompany your application: 

  • A calibration certificate for equipment in each category you wish to be registered.
  • The form used by your company to place a device into service for each category.
  • The Test date and time you would like to take the exam.

There is a $25 application fee and a $75 fee after the exam is passed with a 75 percent or above. 

Registered Serviceperson Exam

Testing is from 9:00 to 12:00 p.m. and 1:00 to 4:00 p.m. on the scheduled dates below, in the Weights & Measures Building at 8995 E. Main Street, Reynoldsburg, OH. All necessary forms and calibration certificates must be submitted before the testing date and time requested will be confirmed.

Participants must score a 75 percent or higher to pass the exam. 

"No shows" will be required to reapply and submit another $25 application fee.

No cell phones are permitted in the classroom.

You will be allowed to use a laptop only if the study material has already been downloaded. You will not be permitted to go online and download the material during the test. Handbooks with the study material will be available in the classroom for your use.

Exam Registration

Registration should be scheduled as far in advance as possible.

Fill in the registration form, choose an exam date and time, and return the completed registration and all necessary forms to:

Ohio Department of Agriculture
Division of Weights & Measures
8995 East Main St
Reynoldsburg, OH 43068

Email: weights@agri.ohio.gov

Fax: 614-728-6424

Exam Dates

Below is a list of testing dates and times for the next few months. The schedule is subject to change.

When finished with the test, you will exit the room and premises. All tests will be graded at a later time and you or your office will be notified of your score. Payment arrangements can be made at that time. No checks or credit cards will be needed on the day of the test.

 Date   Time   
 Jan 24, 2023  9:00 am  FULL
 Feb 1  1:00 pm  FULL
 Feb 2  9:00 am  FULL
 Feb 14  1:00 pm  
 Mar 1  9:00 am  
 Mar 7  1:00 pm  
 Mar 14  9:00 am  
 Mar 22  1:00 pm  
 Mar 29  9:00 am  
 Apr 4  1:00 pm  
 Apr 12  9:00 am  
 Apr 19  1:00 pm  
 Apr 25  9:00 am  
 May 3  9:00 am  
 May 9  1:00 pm  
 May 23  9:00 am  
 May 31  1:00 pm  
 June 7  9:00 am  
 June 13  1:00 pm  
 June 21  9:00 am  
 July 12  1:00 pm  
 July 18  9:00 am  
 July 25  1:00 pm  
 Aug 2  9:00 am  
 Aug 8  1:00 pm  
 Aug 15  9:00 am  
 Aug 23  1:00 pm  
 Sept 6  9:00 am  
 Sept 12  1:00 pm  
 Sept 19  9:00 am  
 Sept 27  1:00 pm  
 Oct 3  9:00 am  
 Oct 11  1:00 pm  
 Oct 18  9:00 am  
 Oct 24  1:00 pm  
 Nov 1  9:00 am  
 Nov 8  1:00 pm  
 Nov 14  9:00 am  
 Nov 28  1:00 pm  
 Dec 6  9:00 am  
 Dec 13  1:00 pm  
 Dec 19  9:00 am  

(more dates to be added as the need arises)


Participants scoring less than 75 percent will need to resubmit another application and $25 payment to retake the exam.

Ohio Broken Seal Form

Ohio Broken Seal Form is to be used on all commercial meters that a seal has been broken. 

This includes the following devices:

Retail Motor Fuel Dispensers
Kerosene Dispensers
High Flow Diesel Meters
Vehicle Tank Meters
LPG Meters
Bulk Rack Meters
CNG Meters
Agri-Chemical Meters
Grain Moisture Meters

Registered Service Agency Application

The Registered Service Agency Application should be used to apply for a New, Renewal or Replacement Service Agency.

This application should include the following:

  1. A calibration certificate for equipment in each category you wish to be registered.
  2. The form used by your company to place a device into service in each category you wish to be registered in
  3. You must have at least one registered serviceperson to apply for the registration.