orderinginfoUL 1570, Fluorescent Lighting Fixtures, UL 1571, Incandescent Lighting Fixtures, and UL 1572, High Intensity Discharge Lighting Fixtures have been replaced by UL 1598, Luminaires. UL 1598 has an effective date of January 31, 2001. On this date UL 1570, UL 1571, and UL 1572 will become obsolete and will be withdrawn.
UL 1598A, Supplemental Requirements for Luminaires for Installation on Marine Vessels, contains requirements specific to marine luminaires that were contained in UL 1570, UL 1571, and UL 1572 but are not covered in the UL 1598 standard. The products in UL 1598A must also comply with the applicable requirements of UL 1598.
UL 1598B, Supplemental Requirements for Luminaire Reflector Kits for Installation on Previously Installed Fluorescent Luminaires, contains requirements for luminaire reflector kits that were contained in UL 1570 but are not covered in the UL 1598 standard. The products in UL 1598B must also comply with the applicable requirements of UL 1598.