HERBERT R. O'CONOR, GOVERNOR. 1499

of the regulations or any repeal or elimination of any regula-
tion or part thereof or any addition to the regulations or any
new regulation or any change in the number, shape, boundary
or area of the districts or of any district or any repeal or
abolition of any map or any part thereof or any addition to
any map or any new map or any other change in the map or
maps; and for the purpose of this and other sections of this
Act the words "regulate", "regulation" or "regulations" shall
be deemed to include "restrict", "restrictions", "limit", "limita-
tions", "prohibit" and "prohibitions".

SEC. 20. And be it further enacted, That there are hereby
created and established two boards of zoning appeals—one
for Montgomery County and one for Prince George's County.
Each Board of Zoning Appeals shall consist of three (3) mem-
bers, who shall be residents of that portion of the District
within their respective counties and who shall be appointed
by the respective Boards of County Commissioners, as soon as
may be convenient after the effective date of this Act. The
terms of members shall be four years each.

Any member appointed for a vacancy shall serve for the
unexpired term. All meetings of the Boards of Zoning Ap-
peals shall be public and they shall organize annually and
elect a chairman and vice-chairman, They shall act by resolu-
tion in which two members must concur. The compensation
of members shall be as fixed by the respective Boards of
County Commissioners of said two counties, and said County
Commissioners may provide said Boards of Zoning Appeals
with such executive and clerical assistance as may be deemed
necessary. A District Council may provide and specify in
its zoning regulations general rules to govern the organization
and procedure of the Board of Zoning Appeals of its county,
which rules shall not be inconsistent with the provisions of
this Act; and the Board of Zoning Appeals may adopt, from
time to time, supplemental rules of procedure not incon-
sistent with this Act or such general rules. A board of ap-
peals or the chairman or other officer thereof may administer
oaths and compel the attendance of witnesses. The boards
shall keep minutes of their proceedings respectively.

SEC. 21. And be it further enacted, That a district council
may at its discretion provide, to such degree and upon such
terms and conditions as may be set forth in its zoning regu-
lations, for the grant of power to the Board of Zoning Appeals,,
upon appeals, to permit an extension of a lawful non-con-
forming use throughout a part or whole of a building in which
such non-conforming use lawfully exists or the restoration or
reconstruction of an existing lawful non-conforming use
where through fire or other calamity such use has been