Mich. Comp. Laws § 123.851
Observance of armistice day, independence day, memorial or decoration day, diamond jubilee, or centennial; appropriation; assessment, levy and collection.
The township board of a township, the board of trustees of a village, or the common council of a city in this state, may appropriate money for the purpose of defraying the expenses of the proper observance of armistice, independence, and memorial or decoration day or for the proper observance of a diamond jubilee or ce…