1. (1) All publicly available electric vehicle supply equipment must be in compliance with the following interoperability requirements:

   1. (a) The electric vehicle service provider shall, at a minimum, use Open Charge Point Interface (OCPI) version 2.1.1 or 2.2 standards.
   2. (b) All networked electric vehicle supply equipment shall be compliant with Open Charge Point Protocol (OCPP) version 1.6 or 2.0.1 standards.
2. (2) Upon request, electric vehicle service providers shall provide the department with documentation that demonstrates compliance with the requirements of this section. If a certification is available for a standard, the documentation to be provided shall include the certification, otherwise acceptable documentation may include a self-attestation by the service provider. The service provider must provide additional documentation as the department may require to demonstrate compliance.

3. (3) The requirements of this section shall not apply to:

   1. (a) Electric vehicle supply equipment exempted under RCW 19.94.555.
   2. (b) Publicly available electric vehicle supply equipment provided by a manufacturer of electric vehicles for the exclusive use by vehicles it manufactures.

[Statutory Authority: 2021 c 238, RCW 19.94.010, 19.94.190, 19.94.555, 19.94.565, 19.94.570, and 19.94.575. WSR 23-01-091, § 16-662-220, filed 12/16/22, effective 1/1/24.]