An application to the City Planning Commission for an authorization or special permit respecting any large-scale residential development shall include a site plan and related schedules showing the location and proposed use of all buildings or other structures on the site, the location of existing natural features such as important trees or clusters of trees, streams or rock formations, and all information necessary to indicate the authorizations requested and their justification.

The Commission shall require, where relevant, a time schedule for carrying out the proposed large-scale residential development, a financial plan, a subdivision plan and, in the case of a site plan providing for common open space or common parking areas, a maintenance plan for such space or areas and surety for continued availability of such space or areas to the people they are intended to serve.