A.
All persons owning any occupied building now erected upon property accessible to the sewer system shall, at their own expense, connect such building with the sewer system within 90 days after notice from the Borough or the Authority to such persons requiring such connection.
B.
All persons owning any property accessible to the sewer system upon which an occupied building is hereafter erected shall, at the time of the erection of such building and at their own expense, connect the same with the sewer system, provided that sewer capacity is available.
C.
Where more than one occupied building is contained in a separate structure, a single, common connection to the lateral of the sewer system shall be permitted for accommodating all units contained in such structure, except that separate connections shall be required for each semidetached or row-type house or structure.