No they were out to verify gas installation and the boiler is in the attic. I didn't know is done anything wrong in 1st place as we were told at time we didn't need building reg unless we planned to sell house with attic as an extra bedroom.
We did a small roof space conversion about 13 years ago to accomodate my step-son staying over. We just put a slingsby ladder in. My lad has since moved out to a place of his own. I have had Building Control out stating I either need to apply for building control or take down stud roof and walls...