Tolbooth Ltd is a manufacturing company. It commenced trading on 1 April 2023 and prepared its first set of accounts for the 18 month period to 30 September 2024. As the accounting technician responsible for preparing the tax computation, you have extracted the following information from the audit file:

Required:

Assuming that FY2023 corporation tax rates and limits apply throughout:

(a) State how the first period of account to 30 September 2024 will be divided into accounting periods.

(b) Calculate the corporation tax liability for each accounting period.

(c) State the due date (or dates) of payment of the company's corporation tax liability for the 18 months to 30 September 2024.

(d) What difference would it make if the trading profit for the 18 months (before capital allowances) was £3,690,000 instead of £690,000?