5 October 2004 - Deadline for notifying Inland Revenue of new sources of income if no tax return has been issued for 2003/04.
30 December 2004 - Deadline for submission of tax returns over the internet; and where the taxpayer wants a balancing payment (below £2,000) collected through their 2005/06 PAYE code.
31 January 2005 - Deadline for filing tax returns for 2003/04.
Balancing payment due for 2003/04. First payment due for 2004/05.