Income tax Dates
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MAR 31Final date for ratio option provisional tax applications.
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APR 7End-of-year income tax and Working for Families bills are due if you have an extension of time to file your income tax return.
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MAY 7Provisional tax payments are due if you have a March balance date and use the standard, estimation or ratio options.
Gather your information
You will need information about your income.
Log in to myIR
Submit a tailored tax rate application
What happens next
We'll send you a letter and certificate within 10 working days of receiving your application to let you know your tailored tax rate.
You need to tell your payer what your tailored tax rate is. Do this by showing them your certificate and giving them a completed Tax rate notification for contractors - IR330C form. You can download the form or get one from your payer.
Tax rate notification for contractors IR330C PDF 94KB Download formMy responsibilities
You need to reapply for a tailored tax rate every tax year you want one.
We’ll contact you through myIR in time for you to reapply.
You can also complete a Tailored tax code or tailored tax rate application - IR23BS form and send this to us.
Tailored tax code or tailored tax rate application IR23BS PDF 99KB Download form