• “the 1984 Act” (“Deddf 1984”) means the Building Act 1984 (c. 55),

• “the Assembly” (“y Cynulliad”) means the National Assembly for Wales,

• “authorised officer” (“swyddog awdurdodedig”) means an officer of a local authority authorised in writing by that authority, either generally or specially, to act in matters of a specified kind or in a specified matter,

• “building regulations” (“rheoliadau adeiladu”) means regulations made under section 1 of the 1984 Act,

• “building work” (“gwaith adeiladu”) means the erection, extension or alteration of a building,

• “initial notice” (“hysbysiad cychwynnol”) has the same meanings as in Part 2 of the 1984 Act,

• “local authority” (“awdurdod lleol”) means a county council or county borough council in Wales,

• “owner” (“perchennog”) has the same meaning as in the 1984 Act,

• “prescribed” (“rhagnodwyd”) means prescribed by regulations made by the Welsh Ministers,

• “proper officer” (“swyddog priodol”), in relation to a purpose and to a local authority, means an officer appointed for that purpose by that authority,

• “public body’s notice” (“hysbysiad corff cyhoeddus”) has the same meaning as in Part 2 of the 1984 Act, and

• “residence” (“preswylfa”) means any—

  (a)

  dwelling-house,

  (b)

  flat,

  (c)

  care home (where “care home” (“cartref gofal”) has the same meaning as in the Care Standards Act 2000 (c. 14)),

  (d)

  residential accommodation for pupils or students of a school, college, university or other educational institution, or

  (e)

  room or group of rooms within a building if that room or those rooms are intended to be used for living and sleeping by a person or persons other than as part of a single household which occupies the whole of that building, and

  where a building contains one or more residences, includes any part of that building intended to be used by those occupying that residence or those residences for purposes ancillary to that occupation in common with one another or with other users of the building.

(2)Subject to subsection (3), the Welsh Ministers may, by order, amend the definition of “residence” in subsection (1) by—

(a)adding a class of residential premises, or

(b)amending the description of an existing class of residential premises.

(3)In subsection (2), “residential premises” (“mangreoedd preswyl”) has the same meaning as in—

(a)paragraph 7 of Part 1 of Schedule 7 to the Government of Wales Act 2006 (c. 32), when in force, or,

(b)until then, Matter 11.1 in Part 1 of Schedule 5 to that Act.