reg 4 Recommendation reports
(1) In these Regulations, a “ recommendation report ” means recommendations made by an energy assessor for the cost-effective improvement of the energy performance of a building .... (2) A recommendation report made on or after 9th January 2013 must include— (a) recommended cost-effective measures that could be carried out in connection with a major renovation of the building envelope or technical building systems; (b) recommended cost-effective measures for individual building elements that could be carried out without the necessity for a major renovation of the building envelope or technical building systems; (c) an indication as to how the owner or tenant can obtain more detailed information about improving the energy efficiency of the building, including more detailed information about the cost-effectiveness of the recommendations; and (d) information on the steps to be taken to implement the recommendations. (3) Any cost-effective measure which the energy assessor recommends must be technically feasible for the building to which the recommendation report relates. (4) A recommendation report made on or after 9th January 2013 ceases to be valid at the end of the following periods— (a) for a report which is included in an energy performance certificate, ten years from the date of that certificate; (b) for a report which is required to be held in respect of the building under regulation 14(3)(a)— (i) where the total useful floor area of the building is over 1,000m 2 , seven years from the nominated date applying to the report; and (ii) in the case of any other building, ten years from the nominated date applying to the report .... (5) In this regulation— (a) “building element” means a controlled service or fitting or a thermal element within the meaning of those expressions in regulation 2(1) and (3) respectively of the Building Regulations 2010. (b) “ major renovation ” means the renovation of a building where more than 25% of the surface area of the building envelope undergoes renovation; and (c) “ technical building systems ” means technical equipment for the heating, cooling, ventilation, hot water, lighting (or for any combination thereof) of a building ....