1058 LAWS OF MARYLAND. [CH. 504

a corporation of this State. Service of process upon any such
resident agent of a foreign corporation shall bind such foreign
corporation in any action in which it is subject to suit in
this State. The resignation of a resident agent of a foreign
corporation shall not be effective until ten days after an orig-
inal counterpart thereof shall have been filed with the State
Tax Commission unless at the time of such resignation such
foreign corporation has one or more other resident agents.

(b) Any such foreign corporation may at any time certify
to the State Tax Commission the location of a principal office
in this State (which may, but need not, be a business office of
the corporation); may certify to it a change in the location
of such principal office; and may certify to it that it no
longer has such a principal office.

(c) Every certificate giving the name and address of a
resident agent of any such foreign corporation, or relating to
the location of the principal office of any such foreign cor-
poration, filed with the State Tax Commission on or after
June 1, 1937, shall show the post-office address of such resi-
dent agent or principal office, (giving in each case the county
and city, town or place and street and number, if number there
be). Every such certificate and every certificate giving the
mailing address of any such foreign corporation filed with the
State Tax Commission on or after June 1, 1937, shall be signed
in the name and on behalf of such foreign corporation by the
president or a vice-president thereof.

(d) Every such foreign corporation which has complied
with the requirements of paragraph (a) hereof and, when ap-
plicable, with the requirements of paragraph (c) hereof, shall
be deemed to be registered to do interstate and foreign busi-
ness in this State as long as it has at least one resident agent
in this State, and may obtain from the State Tax Commission,
upon payment to it of a fee of five dollars for each such cer-
tificate, a certificate or certificates that it has so registered.
If such foreign corporation has a principal office certified
under paragraph (b) hereof, such certificate or certificates of
registration shall so state.

(e) Every such foreign corporation which has complied with
the requirements of paragraph (a) hereof and, when appli-
cable, with the requirements of paragraphs (c) and (f) here-
of, shall be qualified to do intrastate business in this State
as long as it has at least one resident agent in this State,
unless in the meantime it shall have forfeited its right to do
such intrastate business under the provisions of some statute
of this State. Any foreign corporation so qualified may ob-
tain from the State Tax Commission, upon payment to it of
a fee of five dollars for each such certificate, a certificate or
certificates that it has so qualified. If the corporation has a