The amount of P A an employee receives is determined by the post of assignment, the
post classification levels, salary band, and family size.
No, PA is not taxable income.
Employees can find the P A rates in the post classification tables in Section 229 of the
DSSR at the above web address.
The regulation authorizing PA is the Department of State Standardized Regulations (DSSR), section 220. You may read more about post allowance at the following web address: https://aoprals.state.gov/content.asp?content_id=245&menu_id=78.