1508                                                 LAWS OF MARYLAND                            [Ch. 363

INHABITANTS OF MARYLAND WITH REFERENCE TO THE USE OF THE
PARTICULAR AIRPORT FOR PUBLIC TRANSPORTATION; INSOFAR AS
ANY OF THEM AFFECT, AND IN ORDER TO PROMOTE THE PUBLIC
HEALTH, SAFETY, ORDER OR SECURITY.

(2) ANY AND ALL AIRPORT ZONING REGULATIONS
ADOPTED OR PROMULGATED UNDER THE POWER AND AUTHORITY
CONTAINED IN THIS SECTION SHALL BE REASONABLE AND SHALL
HAVE FULL FORCE OF LAW, AND NONE SHALL REQUIRE THE
REMOVAL, LOWERING OR OTHER CHANGE OR ALTERATION OF ANY
STRUCTURE OR TREE NOT CONFORMING TO AIRPORT ZONING
REGULATIONS WHEN ADOPTED OR REVISED, OR OTHERWISE
INTERFERE WITH THE CONTINUANCE OF ANY NONCONFORMING USE.

(C)    NO AIRPORT ZONING DISTRICT OR AIRPORT ZONING
REGULATION OR RESTRICTION SHALL APPLY TO ANY PROPERTY
LOCATED MORE THAN THREE (3) MILES BEYOND THE OUTER
PERIMETER OF ANY PARTICULAR AIRPORT.

(D)    ENFORCEMENT AND VIOLATION OF REGULATIONS;
NONCONFORMING STRUCTURES; PERMITS.

(1)    NO PERSON SHALL ESTABLISH OR CONSTRUCT
ANY NEW STRUCTURE, MAKE ANY HEW USE OF ANY LAND OR
STRUCTURE, REPLACE ANY EXISTING STRUCTURE, OR MAKE
SUBSTANTIAL CHANGE OR REPAIRS TO ANY EXISTING STRUCTURE,
LOCATED IN ANY PARTICULAR AIRPORT ZONING DISTRICT, IN
VIOLATION OF ANY AIRPORT ZONING REGULATION OR RULE
APPLICABLE TO SUCH PARTICULAR AIRPORT ZONING DISTRICT.

(2)    BEFORE ANY NONCONFORMING STRUCTURE SHALL
BE RECONSTRUCTED, REPLACED, SUBSTANTIALLY ALTERED, OR
REPAIRED, OR REBUILT, OR ANY TREE ALLOWED TO GROW HIGHER,
OR REPLANTED, THE OWNER SHALL SECURE FROM THE
ADMINISTRATION A PERMIT AUTHORIZING SUCH REPLACEMENT,
CHANGE, OR REPAIR BEFORE ANY WORK IS STARTED, AND NO
PERMIT SHALL BE GRANTED THAT WILL ALLOW THE STRUCTURE OR
TREE IN QUESTION TO BE MADE OR BECOME HIGHER OR BECOME A
GREATER HAZARD TO AIR NAVIGATION THAN IT WAS WHEN THE
APPLICABLE AIRPORT ZONING REGULATION WAS ADOPTED.

(3)    BEFORE ANY PERSON SHALL ESTABLISH OR
CONSTRUCT ANY NEW STRUCTURE, MAKE ANY NEW USE OF ANY LAND
OR STRUCTURE, REPLACE ANY EXISTING STRUCTURE, OR MAKE ANY
SUBSTANTIAL CHANGE OR REPAIRS TO ANY EXISTING STRUCTURE,
LOCATED IN ANY PARTICULAR AIRPORT ZONING DISTRICT, THE
OWNER OF THE STRUCTURE, TREE OR LAND SHALL FILE AN
APPLICATION WITH THE ADMINISTRATION FOR A PERMIT TO DO SO
AND SECURE PERMIT BEFORE COMMENCING ANY WORK. THE
ADMINISTRATION SHALL NOT ISSUE ANY PERMIT UNLESS ALL
AIRPORT ZONING REGULATIONS OR RULES APPLICABLE TO THE
PARTICULAR AIRPORT ZONING DISTRICT IN WHICH THE
STRUCTURE, TREE OR LAND IS LOCATED SHALL BE FULLY
COMPLIED WITH; PROVIDED, HOWEVER, THAT PERMITS SHALL BE