The requirements to complete the burdensome P46 (Car) form have been changed as part of a ‘bumper package to help businesses’ introduced by HM Revenue & Customs (HMRC).

In response, an HMRC representative explained: "The threshold is £1,000 gross in a tax year, so if you earn more than that in a tax year (resetting on 6 April) then you'd have to register as self ...

It basically means telling HMRC that you'll soon need to complete a tax return. You have until 11.59pm tonight (October 5) to tell the taxman that you need to register as a self-assessment taxpayer.