GST/HST returns

Complete a GST/HST return, file a return, or make changes to a return.

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Complete a GST/HST return

How to calculate the net tax to complete your return, including the calculation of input tax credits.

File a GST/HST return

When and how to file, and who has to file electronically.

After filing a GST/HST return

How to correct a filed return, including claiming unreported ITCs.

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