(1) Filing of Property Data Map.

(a) Every subdivider shall file with the Commission two copies of the Property Data Map, prior to filing an application for the conditional approval of the Preliminary Plat. Property Data Maps shall comply with the provisions of § 14-2105(1).

(b) Following the filing of the Property Data Map and prior to the preparation of the Preliminary Plat, the subdivider shall ascertain from the Commission staff of employees those elements which should be taken into consideration in the design of the subdivision. These shall include any features of the Physical Development Plan of the City and its amendments, or any plans of the Commission, including but not limited to proposed streets, recreation areas, drainage reservations, shopping centers and school sites.

(2) Filing and Approval of Preliminary Plat.

(a) 25 copies of the Preliminary Plat and supplementary data shall be submitted to the Commission together with a written application for conditional approval. Preliminary Plats shall comply with the provisions of § 14-2105 (3). The Commission shall forward two (2) copies of the Preliminary Plat to the Water Department. The Water Department shall approve the proposed method of control of stormwater run-off, including that from lots, before the Commission may give conditional approval of the Preliminary Plat.^[461]

(b) The Commission shall act on the application for approval of the Preliminary Plat at its first regularly scheduled meeting held not less than 22 days following the date of filing of said application.

(c) If it approves the Preliminary Plat the Commission shall express such approvals as conditional approval, and shall notify the subdivider and the Department of Streets of such approval.

(d) In the event of disapproval, the Commission shall notify the subdivider in writing, not more than 7 days following, of its action and its reason therefor.

(e) The action of the Commission shall be noted on 3 copies of the Preliminary Plat. One copy shall be forwarded to the Department of Streets, one copy shall be returned to the subdivider, and one copy shall be retained by the Commission.

(f) Conditional approval of a Preliminary Plat shall not constitute approval of the Final Plat, but shall be deemed an expression of approval of the layout submitted as a guide to the preparation of the Final Plat.

(3) Filing and Approval of the Final Plat.

(a) Final Plats shall comply with the provisions of § 14-2105(4) and shall be in substantial conformity with the Preliminary Plat, as approved. A Final Plat may consist of a portion of the approved Preliminary Plat, if desired.^[462]

(b) Application for approval of the Final Plat shall be submitted in writing to the Commission within 15 months after approval of the Preliminary Plat; otherwise such approval shall become null and void unless an extension of time is applied for and granted by the Commission.

(c) The application shall be accompanied by 1 stable reproducible and 10 prints of the Final Plat and other exhibits required for approval.^[463]

(d) The Commission shall act upon the application forthwith, except that if it fails to act within 45 days its approval shall be presumed.

(e) The approval of the Commission shall be noted on 5 copies of the Final Plat. One copy shall be sent to the Department of Streets, one copy to the Department of Licenses and Inspections, 2 copies to the subdivider, and the Commission shall retain one copy. Upon the completion of any resurvey, one copy of the portion of the Final Plat covered by said resurvey shall be recorded by the subdivider in the Office for the Recording of Deeds.

(f) In the event of disapproval the Commission shall notify the subdivider of its disapproval and its reasons therefor in writing not more than 7 days following such action.
(g) When new streets are involved in any land subdivision, the Commission may require, as a condition of its approval, confirmation by the Board of Surveyors of the appropriate City plan changes.