2025 INCOME TAX CHECKLIST 1. All information slips such as T3, T4, T4A, T4A(OAS), T4A(P), T4E, T4PS, T4RIF, T4RSP, T5, T10, T2200, T2202, T101, T1163, T1164, TL11A, B, C and D, T5003, T5007, T5008, T5013, T5018 (subcontractors), and all corresponding provincial slips. 2. Details of other income for which no T-slips have been received such as: - other employment income (including stock option plans and Election Form T1212) - business income (along w