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)
EVSE Info Hour Responses
New!July 21, 2026 Info Hour Responses New!June 23, 2026 Info Hour Responses May 19, 2026 Info Hour Responses April 28, 2026 Info Hour Responses March 26, 2026 Info Hour Responses February 24, 2026 Info Hour Responses January 20, 2026 Info Hour Responses December 16, 2025 Info Hour Responses September 30, 2025 Info Hour Responses September 17, 2025 Info Hour Responses

EVSE Educational Resources and Links

EVSE Info Hour - Postponed

Due to a lack of questions being submitted for discussion during the upcoming EVSE Info Hour on Tuesday, August 18, 2026, the meeting has been postponed. The new meeting date will be October 20, 2026, from 1:30 to 2:30 PM. Please submit your questions regarding commercial EVSE requirements via email to: cdfa.dms_evse_info@cdfa.ca.gov and include “EVSE Info Hour” in the subject line.

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RSA Regulations