Final answer:
The NAVPERS 1752/1 form is retained by the Naval Criminal Investigative Service (NCIS) for 7 years.
Step-by-step explanation:
The NAVPERS 1752/1 form is retained by the Naval Criminal Investigative Service (NCIS) for 7 years.
This form is used for documenting requests and authorizations for leave, special liberty, and dependent travel. NCIS retains these records for a specific period of time for investigative purposes and to ensure compliance with regulations.
By retaining these forms for 7 years, NCIS is able to reference and access the information when needed for investigations or audits, ensuring the integrity of the process.