Not sure where you got that information. Here’s what’s required 👇
“If you believe such a calculation error occurred,and you have complied with the conditions in this paragraph, you must notify Intuit in writing -- no later than thirty (30) days after the date shown on the Notice of Assessment or Notice of Reassessment where the penalty and/or interest is calculated and/or assessed -- at: Intuit Canada, Attention: TurboTax Returns Dept., 8 Spadina Avenue - Suite 1900 - Toronto, On - M5V 0S8. Your written notice must also include a copy of your Notice of Assessment or Notice of Reassessment from the Taxing Authority. By filing such a claim, you agree to provide Intuit with your login credentials and authorization to access your TurboTax Tax Year 2023 return data, and you authorize Intuit to obtain and review any data files that may be in Intuit's possession or control, as well as any materials provided by you in order to evaluate and validate your claim”
