§ 322. Local health officer; term of office; removal. 1. The term of office of the health officer of a municipality shall be four years and he shall hold office until his successor is appointed and qualifies.

2. (a) The health officer may be removed from office for just cause by the local board of health or by the commissioner after a hearing upon notice. Removal of the health officer by the local board of health shall be subject to the approval of the commissioner.

(b) Where a health officer has been appointed jointly, by two or more local boards of health, the power of a local board of health to remove the health officer shall in such case be exercised jointly by the local boards participating in the appointment.