Medical Officer of Health means the Medical Officer of Health for the Regional Municipality of York;
medical officer means a medical practitioner who is—
Health Officer means the Municipal Health Officer or District Health Officer or such other official as may be appointed by the State Government in that behalf.
Provincial Officer means any person designated in writing by the Minister as a provincial officer pursuant to section 5 of the OWRA or section 5 of the EPA or section 17 of PA;
Local health officer means the health officer of the local health department having jurisdiction, or his designated representative.