Ordinance

[Britney]

A rule established by authority; a permanent rule of
action; a statute, law, regulation, rescript, or accepted usage; an
edict or decree; esp., a local law enacted by a municipal government;
as, a municipal ordinance.

[Sommer]

An authoritative order.

[Cami]

a law or rule made by a government or authority:

[Ernesto]

A piece of legislation enacted by a municipal authority.