Sch 4 para 2
Conformity assessment bodies must perform their activities taking due account of— (a) the size of an undertaking; (b) the sector in which it operates, (c) its structure; (d) the degree of complexity of the of the measuring instrument technology in question; and (e) the mass or serial nature of the production process, but respecting the degree of rigour and the level of protection required for compliance of the measuring instrument with these Regulations.