778                             LAWS OF MARYLAND                      [CH. 535

(b)  Such exemption from county taxation shall be granted only
in those instances where ten or more wage earners are regulary em-
ployed by the person, persons, or corporation applying to the County
Commissioners for benefits hereunder.

(c)  No such tax exemption shall be granted except to new indus-
tries or to established local industries which are making substantial
bona fide improvements or expansion or undertaking similar new
construction work, and shall be granted only with respect to such
property as is represented by such new improvements, expansion or
construction work.

(d)  Such tax exemption shall be granted for only one year or por-
tion thereof at a time, and no exemptions shall be granted for a
period longer than three years.

(e)  Any and all hearings upon such tax exemptions shall be mat-
ters of public knowledge, and no action shall be taken upon a request
for such exemption earlier than the next regular business session of
the County Commissioners after that Session at which the initial
request for such exemption was made.

(f)  No tax exemption granted by the County Commissioners un-
der the authority of this section shall have any effect after December
31, 1965.

Sec. 2. And be it further enacted, That this Act shall take effect
June 1, 1963.

Approved April 17, 1963.

CHAPTER 535
(House Bill 543)

AN ACT to repeal and re-enact, with amendments, Section 81 (g) of
Article 66˝ of the Annotated Code of Maryland (1957 Edition),
title "Motor Vehicles," subtitle "Administration—Registration—
Titling," providing for the registration of a new class of truck-
tractor, and establishing the registration fee for such truck-tractor
registered in accordance with the provisions of Sections 181
through 190 of Article 56.

Section 1. Be it enacted by the General Assembly of Maryland,
That Section 81 (g) of Article 66˝ of the Annotated Code of Mary-
land (1957 Edition), title "Motor Vehicles," subtitle "Administration
—Registration—Titling," be and it is hereby repealed and re-enacted,
with amendments, to read as follows:

81.

(g) (Class F. Pneumatic Tire.)

(1) Registration fees for truck tractors, or traction engines, or
any other similar motor vehicles used for propelling, supporting or
drawing a trailer or semi-trailer with gross weight limits for the
vehicle and load when in combination shall be as follows: