The Secretary has the following functions--
(a) to promote and protect the interests of owners and purchasers of dwellings (including the purchasers of kit homes) and users of water supplies, sewerage systems, gas, electricity, refrigeration and air conditioning,
(b) to set, assess and maintain standards of competence of persons doing residential building work or specialist work,
(c) to complement the work of industry organisations, public authorities and educational institutions in promoting standards,
(d) to give general advice and guidance to the public,
(e) to monitor the operation of insurance provided for the purposes of this Act.