49(1)There is an exception to the rule that, subject to Part 8, the charge to tax under Chapter 2 of Part 2 on the profits of a trade, profession or vocation of a tax year operates by reference to the profits of the basis period for the tax year (which may include a period falling before 6th April 2005).U.K.
(2)The exception is that section 207 does not apply to payments received before 6th April 2005.