The managing director of Clueless Ltd understands that for the year ended 31 March 2012 the company will have to file its self-assessment corporation tax return online, and that the supporting accounts and tax computations will have to be filed using the inline eXtensible Business Reporting Language (iXBRL). The managing director is concerned about how the company will be able to produce documents in this format.

Required:
(i) State the date by which Clueless Ltd’s self-assessment corporation tax return for the year ended 31 March 2012 should be filed; (1 mark)

(ii) Explain the options available to Clueless Ltd regarding the production of accounts and tax computations in the iXBRL format. (3 marks)