The Classified Plan shall contain all the classes in Classified Service and shall consist of graded classes and ungraded classes.

1. The Office of Human Resources shall keep on file an up-to-date copy of the classification plan which shall include the titles and grades of all classified graded positions and the titles of all ungraded positions in the classified service.
   
   
2. Any changes, affecting the grade of a position, made to the classification plan shall be submitted to the City Council for its approval.
   
   
3. Whenever discretionary changes are made in accordance with this Section by the Human Resources Director the effective date of the action shall be preceded by a twenty day public notice period. This period shall be initiated by notice to the recognized bargaining unit for the title affected and the affected departments.