Tax Authority's decision on deducting expenses

Muscat: The Tax Authority has issued Decision 180/2026 amending certain provisions of the Executive Regulations of the Income Tax Law, specifying the conditions for deducting expenses incurred by the taxpayer.

According to Article 1, a new Article (18 bis) is added to the aforementioned Executive Regulations of the Income Tax Law, with the following text, which stipulates that the following conditions must be met for deducting expenses incurred by a taxpayer:

The expenses must be necessary for conducting business.

The deduction must be authorized only by the head of the establishment/department.

The deduction must not be the result of breaching any obligation, regardless of its source.