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NH Department of Agriculture, Markets, and Food
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For Farmers For Licensees For Consumers
Subject List

For Service Technicians

Pursuant to RSA 438, the Division licenses service technicians authorized to test, calibrate and certify commercial devices including, but not limited to, a variety of scales, analytical balances (e.g. precision scales), retail motor fuel meters, vehicle tank meters, LPG meters, taxi meters. See Agr 1404 and Agr 1405.

**Please be advised that the Division no longer issues hardcopy licenses.**
Current list of licensed service technicians pdf file

The form to order certification stamps and inspection report forms can be found below in Section III.

Weights and
Measures

Auditing Programs

Clinics and Seminars

Education and Outreach Events

Findings in the Field (e-newsletter)

For Businesses

For Consumer Complaints and Related Information

For Metrology Laboratory

For Service Technicians

For Weighmasters

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Contact Us

I. Service Technician Application, Exam Information, Exam Dates & Study Materials

  • Required Application:
  • Requirements to Become a Licensed Service Technician
    • Complete a typed application that is accurate. Applications will not be processed until all requirements are met.
    • Send the completed application via email or to the mailing address of the Division.
    • Upon receipt of the completed application, the Division will notfiy the applicant and/or employer via email of the total amount due for exam and license fees, which depends on scheduled exam date.
    • Send a non-refundable check or money order to the mailing address of the Division with the correct payment amount made payable to "Treasurer, State of NH".
    • Upon receipt of the payment, the Division will notify the applicant and/or employer via email of the reserved examination date and applicable exam information.
  • Exam Dates: (NEW TESTING SITE)

    Applications and payments MUST be received no later than one week before the exam. Testing will take place at our new office, located at the following addres: 1 Granite Place South, Concord, NH, 2nd floor, room 208. All exams will begin promptly at 9:00am. If you are late you will not be allowed to take your scheduled exam.

  • Upcoming exam dates:
    • Wed, Oct 23, 2024
    • Wed. Nov 20, 2024
    • Wed, Dec 18, 2024
    • Wed, Jan 22, 2025
    • Wed, Feb 26, 2025
    • Wed, Mar 26, 2025
    • Wed, Apr 23, 2025
    • Wed, May 28, 2025
    • Wed, Jun 25, 2025
    • Wed, Jul 23, 2025
    • Wed, Aug 27, 2025
    • Wed, Sep 24, 2025
    • Wed Oct 22, 2025
    • Wed, Nov 19, 2025
    • Wed, Dec 17, 2025
    See below for what you need to know for the scale exam, fuel exam, and for all other exams.
  • Study Materials
  • What you need to know for the "Scale Exam"
    • The scale exam questions have been derived from:
  • What you need to know for the "Fuel Exam"
    • The fuel exam questions have been derived from:
      • NH law and admin rules: Agr 1401, 1404, 1405, 1406.02 and RSA 438:40 Offenses and Penalties; *Please note: the above link provides the entire set of administrative rules for weights and measures-- refer only to the above sections. Also, be aware of Agr 1411 (violations of RSA 438:40, I and of administrative weights and measures rules) and Agr 1407 (licensing of commercial devices rules).
      • NIST Handbooks: Handbook 112 and Handbook 44 including: General Code, User Requirements, Definitions, Tolerances, Notes, etc. **You can download and print this material from this website. The exam is open book.
  • What you need to know for all other exams
    • NH law and admin rules: Agr 1401, 1404, 1405, 1406.02 and RSA 438:40 Offenses and Penalties; *Please note: the above link provides the entire set of administrative rules for weights and measures-- refer only to the above sections. Also, be aware of Agr 1411 (violations of RSA 438:40, I and of administrative weights and measures rules) and Agr 1407 (licensing of commercial devices rules).

II. Education / Training Resources

  • Retail Motor Fuel Dispenser Training Video
    • NEW retail motor fuel dispenser training videos are available on the NIST, Office of Weights and Measures web page. Click on "Legal Metrology Devices" and then click on the retail motor fuel dispenser (i.e., gas pump) training video which demonstrates the minimum tests of a retail motor fuel dispenser in accordance with NIST Handbook 44 including: Selecting & Maintaining the Test Standard, Wetting the Standard, Normal & Slow Flow Test, Leveling, Reading the Meniscus, Draining a Test Measure or Prover, and Anti-Drain Test.

  • NIST Handbook 44 Self-Study Course

  • Procedures for Draining Test Measures and Provers

III. Service Technician Forms and Guidance Memoranda

Licensed service technicians are required to complete and submit Inspection Report Forms "whenever they for hire, install, service, repair, recondition, test, seal, or calibrate a commercial weighing or measuring device." These forms can be ordered from the Division using the order form below or can be accessed via the online link below.

Portable Document Format SymbolPortable Document Format (.pdf). Visit nh.gov for a list of free .pdf readers for a variety of operating systems.


NH Department of Agriculture, Markets and Food
Mailing: PO Box 2042, Concord NH 03302 -2042
Physical: 1 Granite Place South, Suite 211, Concord, NH 03301
(603) 271-3551 | fax: (603) 271-1109