360 LAWS OF MARYLAND. [CH. 177

cated street, road or lane, or any county road, street or lane,
which has been, or which may be acquired and opened for
public use, but which is ungraded, unpaved, or unimproved,
and to lay sidewalks and curbs thereon; provided, that said
Citizens' Committee, subject to the approval of the Board of
County Commissioners and after due publication thereof, shall
have power to assess the cost of said grading, paving, mac-
adamizing, or improving against the property abutting on
said street, road, lane or sidewalk, in proportion to the front-
age of said abutting property on the same. Said Citizens'
Committee, subject to the approval of said Board of County
Commissioners, is also further empowered, and after due
public notice thereof, to acquire by purchase, condemnation
or otherwise, according to law, property for sewerage disposal
purposes of said Section 4 of said village, and to assess the
cost of such property as it may so acquire for sewerage dis-
posal purposes, and the cost of the construction of sewers and
sewerage system, but not the maintenance thereof, against the
real estate using the same, or benefiting thereby, in proportion
to the frontage of said real estate abutting on a street or
streets, road or roads, lane or lanes, containing the said sewer-
age system or any part thereof. All property acquired by
said Citizens' Committee under this section shall be held for
the benefit of the citizens of said Section 4 of said Village of
Chevy Chase. Any tax so assessed as above provided in this
section shall be payable to the county treasurer as follows: In
four equal semi-annual instalments, the first instalment thereof
to become due and payable within six months after the levy
of said special tax as above provided, and each of the other
said instalments within six months after the preceding one
shall have become due; each instalment of said tax shall become
a lien against said abutting property, and shall bear interest
from the date of levy thereof at the rate of six per cent, per
annum until paid; or said tax may be paid in full without
interest during the first instalment period, and if any of said
instalments thereof be not paid within thirty days after same
shall have become due, the entire amount of said tax assessed
to the person or persons or corporation in default, with inter-
est, shall thereupon become due and payable, and may be col-
lected in the same manner provided by this Act and for the
collection of unpaid taxes. And all money so received by said
County Treasurer shall, upon order of the said Board of
County Commissioners, be paid over to the said Treasurer of