caveat

nouns

a warning against certain acts
"a caveat against unfair practices"
(law) a formal notice filed with a court or officer to suspend a proceeding until filer is given a hearing
"a caveat filed against the probate of a will"
domain category
the collection of rules imposed by authority
"civilization presupposes respect for the law"; "the great problem for jurisprudence to allow freedom while enforcing order"
is a type of (narrower)
an announcement containing information about an event
"you didn't give me enough notice"; "an obituary notice"; "a notice of sale