Section 8. Every officer and inspector who takes notice of a violation of a rule, regulation, order, ordinance or by-law regulating the housing, sanitary or snow and ice removal requirement shall provide the offender with a notice forthwith, which shall be in tag form, to appear before the municipal hearing officer or the hearings officer's designee during regular office hours, not later than 21 days after the date of such violation. All tags shall be prepared in triplicate or by the use of an automated ticketing device and shall be pre-numbered.