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Debt and equity tests

Debt and equity rules help you to understand the difference between a debt interest and an equity interest.

Last updated 18 November 2025

Work out how an interest is classified for tax purposes under the debt and equity test rules.

How to determine whether an interest is a debt interest or equity interest under the debt and equity rules.

Work out how debt and equity rules apply to 'at call' loans when you lend money 'at call' to a company.

QC17055