Welcome to the National Institute of Standards and Technology (NIST) Office of Weights and Measures (OWM) Contacts System Web Site. The NIST OWM program promotes uniformity in U.S. weights and measures laws, regulations, and standards to achieve equity between buyers and sellers in the marketplace to enhance consumer confidence in the marketplace, enable U.S. businesses to compete fairly at home and abroad, and strengthen the U.S. economy.

This Contacts System Web Site is a Department of Commerce (DOC) system managed and operated by the National Institute of Standards and Technology (NIST) for the purpose of providing Weights and Measures Official, Industry Participants, and National Work Group (NWG) Members with a system for registering for NIST OWM Sponsored courses, reviewing relevant Weights and Measures materials, and commenting on proposed Weights and Measures laws, regulations and standards. Any unauthorzed use is prohibited.

Weights and Measures Official, Industry Participants, and National Work Group (NWG) Members who want access to this system can use the Registration button to register for system access. If you already have a User Account and Password please use the Login button to access the system.