In this Subdivision—
"essential safety measure" means—
(a) any of the following items required by or under the Act or these Regulations to be provided in relation to a building or a place of public entertainment—
(i) an item listed in Tables I1.1 to I1.11 of Volume One of the BCA, except the item in Table I1.4 relating to artificial lighting;
(ii) an item listed in clause I1.2 of Volume One of the BCA; or
(b) any other item that is required
by or under the Act or these Regulations to be provided in relation to a
building or place of public entertainment for the safety of persons in the
event of fire and that is designated by the relevant building surveyor as an
essential safety measure; or
(c) any other item that is an essential safety measure within the meaning of Division 1 of Part 12 of the Building (Interim) Regulations 2005 as in force before their revocation;
"maintenance determination" means a determination made by a relevant building surveyor under—
(a) regulation 1204; or
(b) regulation 1204 of the Building (Interim) Regulations 2005 as in force before their revocation; or
(c) regulation 11.4 of the Building Regulations 1994 as in force before their revocation;
"maintenance schedule" in relation to a building or a place of public entertainment means a maintenance schedule prepared by a municipal building surveyor or a private building surveyor under regulation 1206 as updated from time to time under that regulation.