The T4A(OAS), T4A(P), and T4A are three different slips. You must add the correct one in Wealthsimple Tax to properly report your income as these slips are not interchangeable. In other words, you can’t put values from your T4A(OAS) into a T4A. Be sure you add the correct section to Wealthsimple Tax.
Below are pictures of what each section looks like.
T4A(OAS): Statement of Old Age Security
Report OAS payments that are reported on your T4A(OAS) slip in the Old Age Security section. You can search for “T4A(OAS)”, “Old Age Security”, or “OAS” in the search box to find and add this slip:
T4A(P): Statement of Canada Pension Plan Benefits
Report your CPP benefits that are reported on your T4A(P) slip in the Canada Pension Plan Benefits section. You can search for “T4A(P)”, “Canada Pension Plan”, or “CPP” in the search box to find and add this slip:
T4A: Statement of Pension, Retirement, Annuity, and Other Income
Report your private pension or retirement income that’s reported on a regular T4A slip in the Pension, Retirement, Annuity, and Other Income section. Scroll past the yellow warning box to enter your information. You can search for “T4A” or “pension” in the search box to find and add this slip: