Refiling my return before deadline: I missed a T5 receipt. I netfile today and deadline is April 30. How can I amend my return.

[mesquitebean]

I assume you are preparing a Canada TurboTax return.   You're posting in the USA TurboTax community forum.   If you need to ask a question to the TurboTax Canada forum, here's how to get to the correct website:

Here is the website for the Canada TurboTax community forum:
https://turbotax.community.intuit.ca/tax-help

And here is the main website for TurboTax Canada:
http://turbotax.intuit.ca/tax-software/index.jsp