There's is an earlier deadline for Self Assessment of 30 December if you want HMRC to collect any tax you owe through your tax code. You can ask for this if you owe less than £3,000. Please show this clearly on your tax return. HMRC will try to collect the tax due through your code, but they can't always do so.
Remember now is the time to submit you self assessment Tax return the deadline is fast approaching 31st January 2014. After this date you will fined £100
2012/13 Personal Allowances were only £8105 for income Tax and £7605 for National insurance class 4. Unless you were born before 1948.
2013/14 Personal Allowances are £9440 for Income Tax and £7755 For National Insurance class 4. Unless you were born before 1948.