71. Unauthorised building work.

71.     Unauthorised building work.

'Unauthorised building work' means building work1 other than work in relation to which an initial notice2, an amendment notice3 or a public body's notice4 has effect, which is done without:


    (1)     a building notice5 being given to the local authority6;


    (2)     full plans of the work being deposited with the local authority7; or


    (3)     a notice of commencement of work being given8, where a building notice has been given or full plans9 have been deposited10.

Where it appears to a local authority that unauthorised building work has been carried out on or after 11