1520 LAWS OF MARYLAND [CH. 679

or persons may build and operate said system at its own
expense, but it shall be constructed under plans and specifi-
cations prepared by the Commission and under its super-
vision, and its maintenance and operation shall be under
the general control of the Commission; and no such system
or part thereof, or no water main, sewer, storm drain,
water purification or sewage treatment plant, or no con-
'nection with any of them, shall be constructed or installed
except as in this section provided, and any violation of this
provision shall be a misdemeanor punishable under Sec-
tion 430U of this sub-title. All construction and operating
records, including cost records, shall be filed with the Com-
mission, which shall be empowered at any time to take over
said system or part thereof, or said water main, sewer,
storm water drain, water or sewage treatment plant, or
connection with any of them in the same manner as pro-
vided under Section 430P for systems existing at the time
of the passage of this sub-title. The Commission shall be
empowered to extend its water supply, sewerage or drain-
age systems into any area outside of any sanitary district
contiguous thereto or in the vicinity thereof, when the
property owners of said area shall agree to the charges,
assessments and conditions that may be imposed by the
Commission as hereinbefore outlined.

430R. The Commission may enter upon and excavate
(any State, county or municipal street, road or alley, or any
other public highway, for the purpose of installing, main-
taining and operating the water supply, sewerage or drain-
age systems provided for under this sub-title, and it may
construct in any such street, road, alley or public highway,
a water main, sewer or drain or any appurtenance thereof,
without the receipt of a permit or the payment of a charge; -
provided, that whenever any State, county or municipal
highway is to be disturbed the public authority having con-
trol thereof shall be duly notified; and provided further,
that said highway shall be repaired and left by the Com-
mission in the same condition as, or in a condition not
inferior to, that existing before said highway was torn up,
and that all costs incident thereto shall be borne by the
Commission.

430S. Any employee or agent of the Commission shall
have the right of entry, at all reasonable hours upon any
private premises and into any building, in such sanitary
district, while in pursuit of his official duties, upon first
presenting proper credentials from the Commission, and
any restraint or hindrance offered to such entry by any