The BBC is reporting that Lin Homer will take over from Dave Hartnett when he retires next Summer. BBC News website says:
"The controversial head of the UK tax authority - Dave Hartnett - will retire in the summer of 2012, HM Revenue and Customs (HMRC) has announced.
From January, the permanent secretary of tax, who turns 61 in February, will work with a new HMRC chief executive - Lin Homer.
Ms Homer is permanent secretary at the Department for Transport."
Full story at: http://www.bbc.co.uk/news/business-16112348