The seat office of the Tax and Customs Academy is located in Warsaw, 4 Okrzei Street. The building is used mainly as office space for the staff. The location has good connections to the main and eastern railway stations and the city centre.

For training purposes there are 3 lecture rooms, including 1 computer lab with overall capacity of 115 persons.  All rooms are air-conditioned and equipped with multimedia appliances, wall screens, white boards and flipcharts.