(1)  In this section –

relevant regulated entity in relation to a permit or application in respect of land, means the regulated entity in relation to which an occupier or owner of the land is, or is likely to become, a customer within the meaning of the Water and Sewerage Industry Act 2008 .

(2)  If a special plumbing permit in relation to the discharge of trade waste –

(a) was granted to a person under the Building Act 2000 and is in force immediately before the commencement day; and

(b) is no longer required because of the amendment of section 77 of the Building Act 2000 by this Act –

the terms and conditions of the permit are to be taken to be the terms and conditions of a consent granted to the person under section 56ZI of the Water and Sewerage Industry Act 2008 in relation to the discharge of the trade waste.

(3)  A reference in subsection (2) to the terms and conditions of a permit includes a reference to the terms and conditions of any trade waste agreement that was –

(a) entered into under the Plumbing Regulations 2004 in accordance with the terms and conditions of the permit; and

(b) in force immediately before the commencement day.

(4)  A reference to a local authority in a trade waste agreement entered into by a local authority and a person under the Plumbing Regulations 2004 and in force immediately before the commencement day is to be taken to be a reference to the relevant regulated entity responsible for the provision of trade waste services to the person.

(5)  If –

(a) an application for a special plumbing permit for the discharge of trade waste was made, but not determined, under the Building Act 2000 before the commencement day; and

(b) after that day, such a permit is no longer required under the Building Act 2000 because of the amendment of section 77 of the Building Act 2000 by this Act –

the permit authority to which the application is made is to refer the application to the relevant regulated entity and the entity is to determine the application as if it were an application for the consent of the entity under section 56ZI of the Water and Sewerage Industry Act 2008 .