New Jersey Statutes Title 40A. Municipalities and Counties 40A § 14-13

(1) is over 21 and not over 45 years of age;

(2) is a citizen of the United States and a resident of New Jersey;

(3) is able to read, write and speak the English language well and intelligently;

(4) is of good moral character; and

(5) has not been convicted of any criminal offense involving moral turpitude.

Such temporary employment shall terminate upon the date when the appointee's predecessor returns to his duties, or when it is determined that said predecessor will not return, or sooner when deemed advisable by said appointing authority.