Canada Occupational Health and Safety Regulations (SOR/86-304)

6.11 (1) Subject to subsections (2) to (4), the level of lighting at any place at a task position or in an area that may be measured for the purposes of section 6.3 shall not be less than one third of the level of lighting prescribed by this Part for that task position or area.

(2) The level of lighting at any place at a task position or in an area set out in Column I of item 8 or 9 of Schedule III or Column I of item 1 of Schedule IV that may be measured for the purposes of section 6.3 shall not be less than one tenth of the level of lighting prescribed by this Part for that task position or area.

(3) The level of lighting at any place at a task position referred to in section 6.8 that may be measured for the purposes of section 6.3 shall not be less than one quarter of the level of lighting prescribed by this Part for that task position.

(4) In a building the construction of which is commenced after October 31, 1990, the level of emergency lighting at any place in an area referred to in subsection 6.10(1) that may be measured for the purposes of section 6.3 shall not be less than 0.25 lx.