What is the primary purpose of DEERS?

The primary purpose of the Defense Enrollment Eligibility Reporting System (DEERS) is to maintain an accurate and up-to-date record of military personnel and their dependents. This system is crucial for managing eligibility for various military benefits, including the issuance of identification cards for eligible spouses and children. By ensuring that dependents are properly enrolled in DEERS, the military can facilitate access to health care services, benefits, and other support programs that are crucial for families of service members.

The other options, while related to military support services, do not capture the central function of DEERS. Vehicle registration is not a primary function of DEERS, nor is it specifically designed for tracking service records or managing healthcare appointments directly.