- The use of luminous sources emitting less than 150 lumens
- Temporary decorative lighting for the holiday period from 15 November to 15 January
- Lighting situations subject to other provincial or federal regulations, such as communication towers, airports, etc.
- Temporary lighting for special activities, such as town festivals and outdoor shows
- Temporary lighting at construction or repair sites
- Any situation where public security is at risk may constitute a minor deviation from the by-law, on condition that a study carried out by a qualified professional (architect, engineer, electrician, etc.) demonstrates that application of the regulations would compromise the safety of individuals and/or property.
- Lighting installations promoting architectural or natural heritage (the latter must be part of a tourist or cultural route) that do not respect the regulations may be considered minor deviations. The lighting must be designed by a qualified professional who attempts to conform to the by-laws.
- All exterior lighting components installed before the regulations came into effect are subject to a grandfather clause. However, any modification, alteration or replacement of, or addition to an existing lighting component must conform to the by-laws.