Registered Service Agency

Division Of Measurement Standards

inspector checking device calibration The Registered Service Agency program is responsible for registering service agencies and their employees who, for hire or payment of any kind, repair commercial weighing and measuring devices.

Consumers
Consumer Information Guide Complaint Form
Business
RSA Portal Login RSA Portal Information Page Registered Service Agencies: Proof of Standards Certification Registered Service Agent Online Exam Business Information Guide Complaint Form Weights and Measures Electronic Field Reference Manual (2025)
Government
Service Agency/Service Agent Listings Listing of Calibration Sources Weights and Measures Electronic Field Reference Manual (2025)

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EVSE Educational Resources

Factory RSA Guidance Document 2025 Update: EPO No. 52, Electric Vehicle Fueling Systems EPO 52 EVSE RSA FAQ - CDFA DMS FAQs New!2026 EVSE Training for Weights and Measures Inspectors and Service Agents