IFA Austria currently has approx. 360 members.
There are different membership fees depending on the type of membership:
| Natural Persons (IFA and IFA Austria) | 110,- per year |
| Youngster Members (IFA and IFA Austria; younger than 30 years) | 50,- per year |
| Legal persons and partnerships (IFA and IFA Austria) | 305,- per year |
| Supporting members (IFA and IFA Austria) | 650,- per year |
| Correspondent members of the IFA Austria: correspondent members may attend all events of the Austrian branch of the IFA for free (exception: Tax Law Summer Conference and ECJ Conference), but are not members of the IFA. | 30,- per year |