to relate to someone or something; to have something to do with someone or something. I don't think that anything discussed in this meeting pertained to me. It really doesn't pertain to the matter at hand.
pertain to something
(slightly formal)
to have a connection with something His organization wants to provide input to the county on issues pertaining to wildlife.
pertain to
v.
To be relevant to or concerned with something: In chemistry the word "basic" pertains to substances with a pH factor greater than 7.