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NH Department of Agriculture, Markets, and Food
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Division of Weights and Measures

The mission of the Division of Weights and Measures is to verify and promote accuracy and equity in the marketplace for both consumers and businesses, by supporting and regulating commerce sold by weight or measure.

truck at gas pumps
A Division Investigator
auditing a gas station for
volumetric measure in
Concord, New Hampshire.

The Division of Weights and Measures (Division) licenses and regulates the use of approximately 20,000 commercial devices owned by more than 3,200 businesses. Additionally, the Division licenses approximately 260 registered service technicians and 1,100 weighmasters. The Division also operates the State's metrology laboratory which houses and maintains the State's standards used to provide standardization in measurement and economy. The State's Lab provides calibrations for: Division investigators, registered service technicians, other state metrology labs, State Police forensic labs, pharmaceutical & biotechnology industries, Department of Defense contractors, local manufacturers, as well as for private metrology labs.

The Division audits the following throughout the state to test for accuracy in the determination and representation of quantity in commercial transactions including, but not limited to: (1) commercial devices including scales in grocery stores and farmers markets, vehicle scales, gas pump meters, vehicle tank meters and LPG meters; (2) package and labeling of commercial products; (3) package checking (e.g. net weight verification); and (4) price verification.



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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