The Building Regulations &c. (Amendment) (Wales) Regulations 2013

Interpretation of Part 6

20.  In regulation 35(1)—

(a) after the definition of “building” insert—

• "“building envelope” in relation to a building means the walls, floor, roof, windows, doors, roof windows and roof-lights;

(b) after the definition of “energy assessor”—

(i) omit “and”; and

(ii) insert—

““major renovation” means the renovation of a building where more than 25% of the surface area of the building envelope undergoes renovation; and

“nearly zero-energy building” means a building that has a very high energy performance, as determined in accordance with a methodology approved under regulation 24, where the nearly zero or very low amount of energy required should be covered to a very significant extent by energy from renewable sources, including energy from renewable sources produced on-site or nearby.”; and

(c) omit the definition of “recommendation report”.