HARRY W. NICE, GOVERNOR. 765

(d) The area within which height of buildings and other
structures may dangerously obstruct air space in the
vicinity of such public Airports or Landing Fields;

(e) The height of buildings or other structures within
such area which is consistent with the safe use of such
Airports and Landings Fields; and

(f) The maintenance and use of obstruction markers
and/or lights upon buildings and other structures within
said areas as safety devices;

the height of buildings and/or other structures is hereby
regulated and restricted within a distance of five thousand feet
from any such public Airport or land Field measured at a
right angle from any side or in a radial line from any corner
of the established boundary line thereof in any and all direc-
tions as follows:

No building or structure may be erected whose height ex-
ceeds one-fifteenth the shortest distance from the nearest side
of said building or structure to the nearest established peri-
meter as distinguished from boundary line of such public
Airport or Landing Field.

53. ENFORCEMENT. It shall be the duty of the State Avia-
tion Commission to enforce the provisions of this sub-title.
The Commission may, on its own motion, and must, upon writ-
ten demand of any county or municipal authority thereunto
duly authorized, proceed to enforce the provisions of this sub-
title and the regulations and restrictions therein prescribed
in a court of law or equity of this State having appropriate
jurisdiction, and in such cases the Commission is authorized
to institute in the name of "The State of Maryland" any appro-
priate action or proceeding to prevent the erection, construction
or maintenance of any building, structure, or part of building
or structure, exceeding in height the limits hereinabove pre-
scribed, to restrain, correct or abate any such violation, and to
prevent the occupancy or use of any part of a building or struc-
ture erected in violation of the provisions of this sub-title.

No permit shall be issued by any county, municipality or
other public authority for the erection or construction of any
building or structure, or part thereof, in the vicinity of any
such public Airport or Landing Field and within the areas
herein described in Section 52, unless the plans and specifica-
tions for such building or structure, or part thereof, conform
in respect to height to the provisions of this sub-title; and any
such, permit issued in violation of this provision shall be
deemed to be wholly ineffective to authorize any erection, con-
struction or maintenance prohibited by this sub-title.

54. INVESTIGATION, INQUIRIES AND HEARINGS. The Commis-
sion, or any Commissioner or Officer of the Commission, desig-