Conn. Gen. Stat. § 9-362: Decision of election officials no bar to prosecution.

The decision of the board for admission of electors or of the registrars or of a moderator, as to a person's right to be admitted to the elector's oath, to registration or to cast his vote, shall, in no case, be a bar to a criminal prosecution for procuring himself to be made an elector or to be registered or for voting, without the qualifications required by law.