Subsistence 2024. Basic allowance for subsistence (bas) pays for the cost of a military member's meals when dining at their permanent duty station. This allowance is based in the historic origins of the military in which the military.

A subsistence allowance, also known as meal allowance or per diems, is a certain amount of money granted to employees to cover their business travel expenses. Veteran readiness and employment (vr&e) chapter 31 subsistence allowance rate increase as of october 1, 2023.