Section 514.   ORDINANCES. WHEN EFFECTIVE.
   No ordinance shall become effective until thirty days from and after the date of its adoption, except the following, which shall take effect upon adoption:
   (a)   An ordinance calling or otherwise relating to an election;
   (b)   An improvement proceeding ordinance adopted under some special law or procedural ordinance relating thereto;
   (c)   An ordinance declaring the amount of money necessary to be raised by taxation, or fixing the rate of property taxation, or levying the annual tax upon property;
   (d)   An emergency ordinance adopted in the manner provided for in this Article.