E Ltd has taxable total profits of £800,000 for the year to 31 March 2021 and receives no dividends. For many years, the company has owned 65% of the ordinary shares of F Ltd and 30% of the ordinary shares of G Ltd.

Calculate the corporation tax liability of E Ltd for the year to 31 March 2021 and state the date (or dates) on which this tax is due to be paid (assuming that the company was "large" for payment by instalments purposes in the year to 31 March 2020).