Versions of See prior versions of a law on LawServer 2024 Michigan Laws 339.5819 – Installation of heating or refrigerating system by owner of single family dwelling 2023 Michigan Laws 339.5819 – Installation of heating or refrigerating system by owner of single family dwelling 2022 Michigan Laws 339.5819 – Installation of heating or refrigerating system by owner of single family dwelling 2020 Michigan Laws 339.5819 – Installation of heating or refrigerating system by owner of single family dwelling 2019 Michigan Laws 339.5819 – Installation of heating or refrigerating system by owner of single family dwelling 2017 Michigan Laws 339.5819 – Installation of heating or refrigerating system by owner of single family dwelling 2016 Michigan Laws 339.5819 – Installation of heating or refrigerating system by owner of single family dwelling