Model Outdoor Lighting Ordinance Released!

IDA and the Illuminating Engineering Society (IES) proudly announce public release of the Model Lighting Ordinance (MLO) as a valuable guide for environmentally responsible outdoor lighting in North America.

Developed jointly by the IDA and the IES over a period of seven years, the IDA/IES partnership will encourage broad adoption of comprehensive outdoor lighting ordinances without devoting extensive staff time and resources to their development.

For more information, please visit: