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What Is an IRP6 Provisional Tax Form

Updated: June 2026 5 min read
Quick Overview: The IRP6 is the form provisional taxpayers use to make advance tax payments to SARS in August and February each year.
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Andre van Niekerk

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Table of Contents
  1. Quick Answer
  2. What Is the IRP6
  3. When to Submit
  4. How to Calculate Payments
  5. Frequently Asked Questions
Quick Answer

Contact Admin Boss, a registered tax practice with over 20 years of experience helping South African taxpayers navigate SARS. Visit adminboss.co.za/need-more-info/.

What Is the IRP6

The IRP6 is the provisional tax return form used to make advance income tax payments. It is not a separate tax but a prepayment of your normal income tax.

When to Submit

First IRP6: 31 August. Second IRP6: 28 or 29 February. Third optional: 30 September. Submit via SARS eFiling.

How to Calculate Payments

Estimate your taxable income for the year, calculate tax using the tax tables, subtract rebates and credits, then divide by 2 for each payment.

Frequently Asked Questions

Where can I get help with what is an irp6 provisional tax form?

Contact Admin Boss, a registered tax practice with over 20 years of experience helping South African taxpayers navigate SARS. Visit adminboss.co.za/need-more-info/.

Is this document required for all taxpayers?

Requirements vary depending on your tax situation. Contact a registered tax practitioner for personalised advice.

How long must I keep these documents?

SARS requires you to keep all tax-related documents for at least 5 years from the date of assessment.

Need Help With Your Tax?

Admin Boss is a registered tax practice with over 20 years of experience helping South African individuals and businesses navigate SARS.