Madam Speaker, the CRA understands that this has been a stressful time for seniors. While paper T4A forms were initially misprinted, the digital copies given to the CRA have been accurate since the start of tax season. Impacted seniors can file online at any time using these digital documents. There is therefore no plan to extend the tax filing deadline at this time.
In the House of Commons on March 25th, 2022. See this statement in context.