J. MILLARD TAWES, GOVERNOR                            1257

on the plat thereof. The Commission, the District Council, and the
County Surveyor, respectively, of the county wherein the land lies
shall be furnished with copies of the plat as approved.

71. Sub-division Regulations.

(a)  Authorized; purposes; restrictions.—In exercising the powers
granted to it by Section 70 of this sub-title, the Commission or the
governing body of either county may prepare regulations and amend-
ments thereto governing the sub-division of land within the Re-
gional District or the respective portions of the Regional District
within Montgomery or Prince George's County. The regulations and
amendments shall be adopted by the respective governing bodies of
the counties, with such changes as they may deem appropriate, and
shall be effective from the date of adoption or from such other date
as the governing body may designate, provided that such adoption
shall not affect in any manner the administration of the regulations
by the Commission or its functions under Section 70 hereof. The
regulations may provide for (1) the harmonious development of
the District; (2) the coordination of roads within the sub-division
with other existing, planned, or platted roads or with other features
of the District or with the Commission's general plan or with any
road plan adopted or approved by the Commission as part of the
Commission's general plan; (3) adequate open spaces for traffic,
recreation, light, and air; (4) the reservation of lands for schools
and other public buildings and for parks, playgrounds, and other
public purposes, provided no reservation of land for traffic,
recreation, or any other public purpose as herein provided
shall continue for longer than three (3) years unless the
public authority charged with making provision for traf-
fic, recreation, school, or other public facilities shall have acquired
the same or shall have instituted proceedings to acquire the same
within such period; and provided further that such properties so
reserved for public use as hereinbefore provided shall be exempt
from all State, county, and local taxes during such period; (5) the
conservation of or production of adequate transportation, water,
drainage, and sanitary facilities; (6) the preservation of the loca-
tion of and the volume and flow of water in and other characteristics
of natural streams and other waterways; (7) the avoidance of popu-
lation congestion; (8) the avoidance of such scattered or premature
sub-division of land as would involve danger or injury to health,
safety, or welfare by reason of the lack of water supply, drainage,
transportation, or other public services or necessitate an excessive
expenditure of public funds for the supply of such services; (9) con-
formity of resub-divided lots to the character of lots within the ex-
isting sub-division with respect to area, frontage, and alignment
to existing lots and streets; or (10) other benefits to the health, com-
fort, safety, or welfare of the present and future population of the
Regional District.

(b)  Provisions; bond.—The regulations may include provisions
as to the extent and manner in which (1) roads shall be graded and
improved; (2) curbs, gutters, and sidewalks shall be built; (3) water,
sewer, and other utility mains, piping, connections, and other fa-
cilities shall be installed; and (4) trees shall be planted or con-