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Change in tax rate and deferred tax

Measure deferred tax assets and liabilities using the rates expected to apply when the temporary difference reverses, based on enacted or substantively enacted laws. Recognise the effect of remeasurement in profit or loss, OCI or equity consistently with the treatment of the underlying item as required by IAS 12. Assess whether future taxable profit supports deferred tax assets. An announced but not substantively enacted proposal does not by itself meet the measurement condition.

Worked example

A taxable temporary difference of $100,000 was measured at 20%, producing a $20,000 liability. A 25% rate becomes substantively enacted and is expected on reversal; the liability rises to $25,000 and the $5,000 change is recognised in the appropriate location.

Common mistake

Applying an un-enacted proposal immediately or failing to remeasure deferred tax when an applicable new rate is substantively enacted.

Where it appears in your exams

QualificationExamRelationshipPeriod
ACCA FR Direct September 2026–June 2027
ACCA SBR Direct September 2026–June 2027