SUBPART M—Traffic Signal Modules and Pedestrian Modules (§431.221 to §431.226)
- 431.221—Purpose and scope.
- 431.222—Definitions concerning traffic signal modules and pedestrian modules.
- 431.223—Materials incorporated by reference.
- 431.224—Uniform test method for the measurement of energy consumption for traffic signal modules and pedestrian modules.
- 431.225—Units to be tested.
- 431.226—Energy conservation standards and their effective dates.