PITAA is made up of sixteen Pacific Islands tax administrations in the region with the inclusion of Timor-Leste. The Members are as follows:

TIER 3 - Niue
Mr. Poitogia Kapaga
Financial Secretary
Finance & Planning
Financial Secretary
Finance & Planning

TIER 3 - Tokelau
Ms. Rosita Mauai-Matalavea
Director
Finance
Director
Finance

TIER 3 - Tuvalu
Ms. Sania Amasone Teisini
Director
Taxation Office
Director
Taxation Office