Pentagon Bah 2025r 2025. Basic allowance for housing (bah) another important update for 2025 is the basic allowance for housing, or bah, which will increase by 5.4% for the second year in a row. The department of defense (dod) has officially announced the 2025 basic allowance for housing (bah) rates, which take effect on january 1, 2025.
The new rates, which go into effect jan. Bah rates vary based on several factors, including location, pay grade, and dependency status.