Whenever
the use of a septic system is discontinued following connection to
a municipal or private sanitary sewer or shared on-site system or
following condemnation or demolition of a building served by the system,
the system shall be considered abandoned, and any further use of the
system for any purpose shall be prohibited unless, after inspection,
the Board of Health determines the system is in compliance or can
be brought into compliance with 310 CMR 15.000, State Environmental
Code, Title V.