To meet the acoustic standards appropriate to the building's purpose: a prerequisite that a suitably qualified acoustician is appointed no later than outline design to advise on external noise, site layout and zoning, users with hearing and communication needs and the treatment of zones and facades; then credits (up to four, building type dependent) for indoor ambient noise levels, sound insulation between spaces and reverberation times meeting the more rigorous of national regulations or the recognised good-practice standards, confirmed by pre-completion testing.
The graph holds this control, the 0 it maps to, and the evidence behind each claim, over MCP and REST.