In any new subdivision, prior to issuance of any building permits, in addition to the requirements of §
205-27I, the developer shall grade the road right-of-way and primary drainage swales. After completion of grading, the developer shall submit two copies of the Subdivision Drainage Plan to the village, certifying that the grades of primary swales and rights-of-way have been adjusted to final grades. If curb and gutter is not constructed prior to building permit issuance, the developer shall provide field staking by his or her surveyor or engineer to set driveway and house grades.