ART. 43] PLUMBING. 1147

qualified to work at the plumbing business in this State unless he has
made application to and received from the state board of commissioners
of practical plumbing the certificate of competence described in section
225 of this article and is otherwise qualified as required by this subdi-
vision of this article. Any person or firm engaged in the plumbing
business in this State, and the superintendent, manager, agent or other
officer of any corporation engaged in the plumbing business in this
State, who shall employ any person to work at the plumbing business
who is not qualified as required by this subdivision of this article, shall
be guilty of a misdemeanor, and, upon conviction thereof, shall be fined
not less than ten dollars, nor more than fifty dollars, for every day or
part of every day that such employer shall employ such workman. And
any person or firm not engaged in the plumbing business in this State,
and the superintendent, manager, agent or other officer of any corpora-
tion not engaged in the plumbing business in this State, who shall employ
any person to do plumbing work in this State, knowing the person
so employed is not qualified to work at the plumbing business as
required by this subdivision of this article, shall be guilty of a misde-
meanor, and, upon conviction thereof, shall be fined not less than ten
dollars, nor more than fifty dollars, for every clay or part of every day
that such employer shall so employ such workman.

1910, ch. 436, sec. 185 (p. 156).

224. If any person shall work at the plumbing business in this
State without being qualified as required by this subdivision of this
article, he shall be deemed guilty of a misdemeanor, and, tipon convic-
tion thereof, shall be fined not less than five dollars, nor more than fifty
dollars, for every day or every part of every day that such workman
shall work at the plumbing business.

1910, ch. 436, sec. 186 (p. 156).

225. The governor shall appoint biennially five persons who shall
constitute a board of commissioners, which shall be known and desig-
nated as "The State Board of Commissioners of Practical Plumbing,"
and who shall be selected as follows: Three persons who are practical
and skilled plumbers from the city of Baltimore, the commissioner of
health of Baltimore city, and a member of the state board of health
from the State at large, whose duty it shall be to faithfully and impar-
tially execute, or cause to be executed, all the provisions and require-
ments of this subdivision of this article; upon application and at such
place or places in this State as they may determine, provided at least
once in each year the examination shall be held in Baltimore city,
they shall examine each and every person who shall desire to work at
the plumbing business, touching his competency and qualifications;
and, upon being satisfied that the person so examined is competent and
qualified to work at said business, they, or any three of them, shall
grant to such a person a certificate of competency and register him
in their books as a practical plumber, which shall operate as full author-