Before approving any subdivision or land development
plan for recording, the Board of Commissioners shall either require
that the necessary grading, paving and other improvements as herein
specified shall have been installed in strict accordance with the
standards and specifications of the Township or that the Township
is assured, by means of a proper contract containing, among other
items, performance and maintenance guaranty, that the improvements
will subsequently be installed by the owner and/or applicant, hereinafter
referred to as the "developer."