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NH Department of Agriculture, Markets, and Food
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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.

I. Service Technician Application and Exam Forms, Exam Information, & Study Materials

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 Placed in Service/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 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: 25 Capitol Street, Second Floor, Concord, NH 03301
(603) 271-3551 | fax: (603) 271-1109