PART IV structural requirements etc.

Lighting
19. (1) Each room or other space in a school building—
(a) shall have lighting appropriate to its normal use; and
(b) shall satisfy the requirements of paragraphs (2) to (4).
(2) Subject to paragraph (3), the maintained illuminance of teaching accommodation shall not be less than 300 lux on the working plane.
(3) In teaching accommodation where visually demanding tasks are carried out provision shall be made for maintained illuminance of not less than 500 lux on the working plane.
(4) The glare index shall be limited to no more than 19.