1.1 Your responsibilities
graphicYour step by step DIY checklist setting out what you are required to do:
graphic  Register for tax & NI  within 3 months of starting in business.
graphic  Pay NI - from April 2008 it is £2.30 per week and payable either monthly by direct debit or they'll send you a bill every three months.
graphic  Keep records of your income and expenditure which are good enough to enable you to complete your tax return. Book-keeping
graphic   Monitor your turnover (that's income received before taking off any expenses) at the end of every month and work out the total for the previous 12 months.
graphic  Register for VAT  within 30 days if you find your turnover exceeds the VAT registration limit. From 1 April 2008 the limit is £67,000 and previously it was £64,000.
graphic  Once you're registered for VAT you will be asked to complete a VAT return every 3 months. You have 30 days to send in the return and pay the VAT.
graphic  Make sure you get a tax return. If you owe tax you have until 5 October to ask for a return if you haven't already been sent one.
graphic  Complete and send in your tax return. You have until 30 October to send in your form if you want HMRC to calculate your tax. If you want to calculate it yourself, or file the form on-line you have until 31 January.
graphic  Pay your tax. You will normally have to make payments on 31 January and 31 July each year.