This standard defines interchangeability of and some minimum requirements for solid state light (SSL) source fixtures, also referred to as luminaires, and also called LED (light-emitting diode) fixtures, used in roadway and off-roadway luminaires that meet various ANSI C136 standards. This Standard does not address replacement or interchangeability of lamps/light sources.
ANSI C136.37-2011 history
1970ANSI C136.37-2019 Revision on ANSI C136.37-2011 American National Standard For Roadway and Area Lighting Equipment— Solid State Luminaires Used in Roadway and Area Lighting
2011ANSI C136.37-2011 Roadway and Area Lighting Equipment - Solid State Light Sources Used in Roadway and Area Lighting