Following on the Prince Charles /conservation conversation, while wondering if the VAT people will accept my complete new electrics and plumbing as an "alteration to a Listed Building, I found paragraph 9.4.5, It would be easier if I was a Prince.
HM Customs & Revenue Public Notice 708
http://search2.hmrc.gov.uk/kbroker/hmrc/contactus/search.ladv?sr=0&as=1&cs=ISO-8859-1&sc=hmrc&sf=&sm=0&nh=50&ha=34&tx0=370355&fl0=__dsid:&tx1=2037&raction=view
"9.4.5 ‘Crown’ and ‘Duchy’ interest buildings
Listed building consent may not be needed for alterations to buildings on Crown or Duchy land even though it would be needed for similar alterations to listed buildings elsewhere.
In this case, an alteration to the fabric of the building which would otherwise have required consent and which is not work of repair or maintenance – see paragraph 9.3, is an approved alteration."
HM Customs & Revenue Public Notice 708
http://search2.hmrc.gov.uk/kbroker/hmrc/contactus/search.ladv?sr=0&as=1&cs=ISO-8859-1&sc=hmrc&sf=&sm=0&nh=50&ha=34&tx0=370355&fl0=__dsid:&tx1=2037&raction=view
"9.4.5 ‘Crown’ and ‘Duchy’ interest buildings
Listed building consent may not be needed for alterations to buildings on Crown or Duchy land even though it would be needed for similar alterations to listed buildings elsewhere.
In this case, an alteration to the fabric of the building which would otherwise have required consent and which is not work of repair or maintenance – see paragraph 9.3, is an approved alteration."