A homeowners association could fit the definition of a government:
https://www.dictionary.com/browse/government
1. the political direction and control exercised over the actions of the members, citizens, or inhabitants of communities, societies, and states; direction of the affairs of a state, community, etc.; political administration:
2. the form or system of rule by which a state, community, etc., is governed:
3. the governing body of persons in a state, community, etc.; administration.