7.— The transfer of the ownership of an interest in the relevant parts of the common areas of a multi-unit development shall not relieve the person who would otherwise have been responsible from the duty, obligation or responsibility to ensure completion of the development, including—

(a) compliance with the requirements or conditions of a planning permission under the Planning and Development Acts 2000 to 2009 which relates to the development concerned, and

(b) compliance with the Building Control Acts 1990 and 2007.