A CRA letter has arrived: what it is, and what to do first https://www.orbisaccounting.ca/guides/cra-letter-audit-what-to-do/ What you have received The first four things to do What to send [ ] Note the reference number, the tax year and the deadline on the letter [ ] List every item the letter asks for [ ] Match each item to a document in your records [ ] Flag anything missing and decide how to support it [ ] Send copies, not originals, and keep a record of what you sent [ ] Ask before you share more than was requested If you disagree with a reassessment If you cannot meet an obligation If you find the error first Orbis Accounting Ltd. ยท Checklist only. See the guide for context.