A tax residency self-declaration (or self-certification) is a statement you fill in yourself to declare which country you are a tax resident of. Starting 1 January 2026, Pintu is required by the DJP to request this declaration from all users, as mandated by PMK 108/2025 (Minister of Finance Regulation No. 108 of 2025) on Technical Guidelines for Access to Financial Information for Tax Purposes.