Enacts GS 135-4(ll) allowing eligible members of the Teachers' and State Employees' Retirement System to purchase up to four years of creditable military service at 25% of the actuarial liability otherwise required if the member has performed active duty in the US Armed Forces and is employed as a full-time public school employee in the State. Requires the remaining cost to be paid from legislative appropriations. 

Directs the Department of State Treasurer and the Retirement Systems Division to adopt implementing rules.

Applies to purchases of service credit made on or after July 1, 2027.