212.This section amends section 79 of the 1990 Act. Subsection (2) inserts new paragraph (fba) into section 79(1), and provides that artificial light emitted from premises or any stationary object so as to be prejudicial to health or a nuisance constitutes a statutory nuisance for the purposes of Part III. Subsection (3) provides for an exemption from the artificial light statutory nuisance provisions in section 79(1)(fba) in relation to those premises referred to in section 79(2) (namely, premises occupied for naval, military or air force purposes). Subsection (4) inserts new subsection (5BA) into section 79 to exclude artificial light emitted from lighthouses from the scope of the statutory nuisance regime in Part III.