An officer of Revenue and Customs may make an assessment of the amounts in which, in the officer's opinion, a company is chargeable to corporation tax under this Part for a period specified in the assessment.

Notice of an assessment under this section must be served on the company, stating the date on which the assessment is issued.

An assessment may include an assessment of the amount of restitution income arising to the company in the period and any other matters relevant to the calculation of the amounts in which the company is chargeable to corporation tax under this Part for the period.

Notice of an assessment under this section may be accompanied by notice of any determination by an officer of Revenue and Customs relating to the dates on which amounts of tax become due and payable under this section or to amounts treated under section 357YP as paid on account of corporation tax.

The company must pay the amount assessed as payable for the accounting period by the end of the period of 30 days beginning with the date on which the company is given notice of the assessment.