As nouns the difference between act and bylaw
is that act
is (countable) something done, a deed while bylaw
is a local custom or law of a settlement or district.
As a verb act
is to do something.
Other Comparisons: What's the difference?
A certain standardized college admissions test in the United States, originally called the (term).
* (American College Test) SAT , GMAT , MCAT , DAT
* 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