- Building Department
- Technical Notes
Energy CodeThe City of Rochester enforces the Michigan Uniform Energy Code.
The following building types are exempt from the energy code:
- A portion of a residential building that is not heated or mechanically cooled
- An addition to any existing residential building
- An alteration of any existing residential building
- An existing building
Egress WindowsEgress (rescue) windows are required in all bedrooms including any located in the basement. Egress windows are also required for any habitable space below grade (finished basement areas). This requirement applies to all newly constructed and remodeled sleeping rooms.
Egress windows must have a minimum clear opening area of 5.7-square-feet, a minimum clear opening width of 20 inches, and a minimum clear opening height of 24 inches. The window must be within 44 inches of the finished floor. The window must be able to open without tools, special knowledge, or special effort.
Egress windows located below grade must have a window well nine-square-feet in area minimum, 36 inches wide minimum, and must allow the window to open fully. A ladder effect or steps will be required for an egress if the well is more than 44 inches deep.