Canada Revenue Agency
Individuals > Tax return > Completing > Information slips
With Service Canada's Tax Slips Online service, you can access your T4A(OAS) slip earlier, and file your income tax return sooner. Your tax slip is available online as early as February 1!
For detailed information on the amounts shown in the boxes of your T4A(OAS) slip, click on the applicable box of the slip or select the applicable box number from the following drop-down menu: