About this form or guide

Use IR4GU to complete the 2026 IR4 company income tax return and, where required, the annual imputation return.

Who should use it

• Companies completing an IR4 income tax return.
• Companies completing an annual imputation return.
• A look-through company files an IR7 instead of an IR4.

What you need

• Company income and deductible expenses.
• Tax adjustments, losses and provisional tax information.
• Shareholder details and imputation credit account records.

How to file

You can file the company return in myIR. A paper IR4 is also an available filing option; use this guide when completing it.

Related forms and guides

IR4 company return · IR4J imputation return · IR4S shareholder details · IR433 non-active company declaration

This page is also available in: 简体中文