Technical Booklet F1 Conservation of Fuel and Power in Dwellings·Page 11·43A(2)
High-efficiency alternative systems - Documentation and scope
The analysis must be documented and consider technical, environmental, and economic feasibility. It may be carried out for individual buildings, groups of similar buildings, or all buildings connected to collective systems in an area.
The analysis referred to in paragraph (1)—
(a) shall be documented and take into account the technical, environmental and economic feasibility of using high-efficiency alternative systems;
(b) may be carried out for individual buildings or for groups of similar buildings or for common typologies of buildings in the same area; and
(c) in so far as it relates to collective heating and cooling systems, may be carried out for all buildings connected to the system in the same area.
Source — /Users/richardhill/Documents/planning-arch-project/data/documents/regional/Technical Booklet F1 - Conservation of Fuel and Power in Dwellings.pdf