As nouns the difference between bylaw and legislation
is that bylaw
is a local custom or law of a settlement or district while legislation
* byrlaw (obsolete)
* by-law, bye-law, byelaw
A local custom or law of a settlement or district.
A rule made by a local authority to regulate its own affairs.
A law or rule governing the internal affairs of an organization (e.g., corporation or business).
* bylaw officer
The act of legislating; preparation and enactment of laws; the laws enacted.
Law which has been enacted by legislature or other governing body