The organization that is issuing the PIV Card to an applicant. Typically, this is an organization for which the applicant is working.
Sources:
FIPS 201-3
under Issuer
An entity that performs functions required to produce, issue, and maintain PIV Cards or Derived PIV Credentials for an organization
Sources:
NIST SP 800-79-2
under Issuer
The organization that is issuing the PIV Card (or DPC) to an applicant. Typically, this is an organization for which the applicant is working.
Sources:
NIST SP 1800-12b