Group 1 - The deadline for applying for the refund of personal income tax withholding fees for the year 2025 is March 31, 2026. Eligible applicants can follow specific steps to process their applications [2]. - To verify the tax payment data for the year 2025, the system defaults to select all entries. If any selected entry needs to be deselected, it must be done at the tax service hall [3]. - After verifying the information, users can view the settlement statement and select details such as "bank account" and "bank number" before clicking on "apply for refund" [4].