§ 13. Terms of office. The term of office of each elective officer,
unless elected to fill a vacancy then existing, shall commence on the
first day of January next succeeding his election. The term of office of
each appointive officer shall commence on the day succeeding his
appointment unless a different date is specified in the certificate of
appointment. The term of office of the mayor, comptroller, treasurer and
president of the common council shall be two years. The term of office
of alderman and supervisor shall be two years. The term of office of the
assessors shall be four years, except that at the city election first
held in the city after the same shall have become a city of the second
class and the provisions of this chapter relating to the election of its
officers shall have become applicable thereto, two of the assessors
shall be elected for a term of two years and two for a term of four
years. The term of office of the corporation counsel, city engineer,
commissioner of public works and sealer of weights and measures shall be
two years, unless sooner removed by the mayor. The term of office of the
commissioner of public welfare shall be five years. Where the term of
office of an appointive officer is not specifically fixed by statute it
shall be deemed to continue only during the pleasure of the officer,
officers, board or body authorized to make the appointment.