Income tax Dates
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FEB 7End-of-year income tax and Working for Families bills are due, unless you have an extension of time to file your income tax return.
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FEB 28Provisional tax payments are due if you have a March balance date and use the ratio option.
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MAR 31Income tax returns are due if you have an extension of time
If you make a mistake in an investment income return, you can correct it in myIR by uploading a new CSV file with the amended information.
The new CSV file will replace the original return submitted.
Create an updated CSV file
You’ll need details of:
- the payee whose information is wrong
- what the correct information should be.
Update your original CSV file with the correct information. Make sure the 'assessment/reassessment status' is 'R'.
Investment income reporting file format specifications
Access your withholding tax account in myIR
For example, click the ‘RWT on interest’ hyperlink on the account tile.
Select your return for the relevant period
Select the 'Periods' tab and select the period hyperlink for the return that needs to be amended.
Then select ‘File or amend return’ in the ‘I want to…’ section, then select ‘Amend a return’.
Tell us why you're amending the return
Select an amendment reason (for example, 'calculation error’) and briefly explain how the mistake happened.
Upload your file
Select ‘upload file’. Follow the onscreen instructions to choose your updated CSV file.
If the file is uploaded successfully, then you need to confirm the information being submitted is true and correct.
If there are any errors in your file, an error report is displayed onscreen and you need to correct them before you can upload the file.
Make your payment
If you need to make a payment, you can choose to pay by direct debit now. If so, enter your bank details and select 'Payment confirmation'.
You can also choose to pay later.
Final return
Only select ‘final return’ if you are no longer going to be paying investment income.
