(3)The Municipality shall prepare, and maintain, a schedule of posts of officers and other employees constituting the establishment of the Municipality, to be called Establishment Schedule, and such Establishment Schedule shall include the designation, and the number of posts under each designation, and shall be in three parts of which Part I shall include category, A' posts, Part II shall include category 'B1 posts, and Part III shall include category 'C' posts and category 'D' posts.
