Can a frocked first sergeant pcs as a first sergeant?

Yes, a frocked first sergeant can PCS (permanent change of station) as a first sergeant, provided that they have been officially frocked and have met the necessary requirements for the rank. Frocking allows service members to assume the duties and responsibilities of a higher rank before the official promotion is processed. However, the specific policies and regulations regarding frocking may vary by branch of service, so it's essential to consult the relevant guidelines to ensure compliance.