806                         LAWS OF MARYLAND.                  [CH. 313

Commission is unfit, as a whole or in part, for incorporation
with the Commission's system, the Commission shall disregard
the existence of said system or unfit part thereof and extend
its system to serve the area tributary to the existing system or
unfit part thereof, and all the provisions of this Act. relating
to systems constructed by the Commission shall apply to said
extension. Any municipality whose system is acquired by the
Commission, whether by purchase or condemnation, is hereby
authorized to use the amount paid to it for said system for the
purchase or redemption of any bonds or debt which may be
outstanding against the same or the Commission may as a part
of the purchase price of said system, assume the payment of
any such outstanding bond. The Commission shall not pur-
chase any existing water, sewer mains or systems, in whole or
in part, which are improperly constructed or are not of suffi-
cient capacity or were constructed without proper authority
from the State Department of Health since the passage of the
Act requiring the same.

440. After the passage of this Act, whenever a munici-
pality or the property owners or residents of any locality in the
sanitary district shall desire a "water supply, sewerage or drain-
age system, or part thereof, to be constructed in that munici-
pality or locality, and the Commission shall decide that it is
inexpedient or impracticable at that time, owing to the remote-
ness from its general system or other causes, to build such
system, such municipality or persons may build and operate
said system at its own expense, but it shall be constructed
under plans and specifications prepared by the Commission
and under its supervision, and its maintenance and operation
shall be under the general control of the Commission, which
engineering and supervisory service shall be rendered by the
Commission free of charge; and no such system or part thereof,
or no water main, sewer, storm drain, water purification or
sewerage disposal plant, or no connection with any of them,
shall be constructed or installed except as in this section pro-
vided, and any violation of this provision shall be a misde-
meanor punishable under Section 444 of this sub-title. All
construction and operating records, including cost records,
shall be filed with the Commission, which shall be empowered
at any time to take over said system or part thereof, or said
water main, sewer, storm water drain, water purification or
sewerage disposal plant, or connection with any of them, in
the same manner as provided under Section 438 for systems