legislator
noun /ˈledʒɪsleɪtə(r)/
  /ˈledʒɪsleɪtər/
 (formal)- a member of a group of people that has the power to make laws
- Seven of the state’s 90 legislators have been indicted.
 - When it came to the vote, Democrat legislators split 115:150 against the motion.
 
Oxford Collocations DictionaryLegislator is used after these nouns:- state
 
Word Originlate 15th cent.: from Latin legis lator, literally ‘proposer of a law’, from lex ‘law’ and lator ‘proposer, mover’ (see also legislation).