A high-level document that identifies a high-level structure, responsibilities, governing standards and guidelines, organizational dependencies and other relationships, and security policies.
Sources:
NIST SP 800-57 Part 2 Rev.1
A high-level statement of organizational key-management policies that identifies a high-level structure, responsibilities, governing standards, organizational dependencies and other relationships, and security policies.
Sources:
NIST SP 800-57 Part 1 Rev. 5
under Key-Management Policy