1148 HEALTH. [ART. 43

ity to him to work at, conduct and engage in the said plumbing business
for the period for which such certificate shall be granted, and such
certificate may be called or designated by said board a "master plumber's
certificate."

1910, ch. 436, sec. 187 (p. 157).

226. The said board of commissioners shall demand and receive
from such applicant for a certificate of competency whom they examine
and pass, the sum of three dollars at the time of the issuance of said
certificate, and the sum of one dollar for the renewal thereof each and
every year thereafter, on or before the first day of May, and said
board at any time may require on any application for renewal any
applicant to pass another examination before issuing any renewal, or
may issue any renewal without requiring any other examination, as
said board in each case from year to year may deem proper.

1910, ch. 436, sec. 188 (p. 157).

227. The money received under the provisions of the foregoing
section shall be used and applied by said commissioners to pay their
compensation and all their expenses, including such reasonable expenses,
costs and fees as -they may incur, and which they are hereby authorized
to incur out of the money so received by them, in investigating any
alleged violations of the provisions of this sub-title and in aiding in
the prosecution or procuring testimony to aid in the prosecution of any
alleged violations of any of the provisions of this sub-title, and in gen-
erally enforcing and making effective the provisions of this sub-title;
and all surplus over and above their compensation and their expendi-
tures as hereinbefore and hereinafter provided shall be paid to the state-
treasurer for the use of the State.

1910, ch. 436, sec. 189 (p. 157).

228. Said commissioners shall hold their several offices for the
period of two years, commencing the first day of May, 1910. and there-
after until their successors have been appointed and qualified; each
commissioner within thirty days after notification of his appointment
shall take and subscribe the oath or affirmation required by law before
the clerk of the superior court of Baltimore city; every person appointed
commissioner who shall refuse or neglect to take the said oath or affirma-
tion within the period named shall be deemed to have refused said
office, and the governor shall immediately appoint some person qualified,
as provided in section 225 of this article, to fill the vacancy thus
created; each of said commissioners shall receive the sum of five dollars
for every day that he shall attend any trial in any court of any kind
in this State, or before any justice of the peace of this State, with
reference to the execution of this law or the prosecution of any
violations thereof, and for every day that he shall be present at a
meeting of said board for the transaction of business, and shall further
receive his reasonable traveling expenses in attending meetings of said
board; provided, that said compensation shall be paid, out of the fees
or other sums received by said board. The present state board of