A statement of the practices that a certification authority (CA) employs in issuing, suspending, revoking, and renewing certificates and providing access to them, in accordance with specific requirements (i.e., requirements specified in this Certificate Policy, or requirements specified in a contract for services).
Sources:
CNSSI 4009-2015
A statement of the practices that a Certification Authority employs in issuing and managing public key certificates.
Sources:
NIST SP 800-57 Part 2 Rev.1
under Certification Practice Statement