Maryland Labor and Employment Section 3-213

      (a)      Except as otherwise provided in this subtitle, a minor may not be employed or allowed to work:

            (1)      in, about, or in connection with the manufacturing of a hazardous substance;

            (2)      in, about, or in connection with:

                  (i)      a blast furnace;

                  (ii)      a distillery where an alcoholic beverage is manufactured, bottled, wrapped, or packed;

                  (iii)      a railroad;

                  (iv)      an engineer, fireman, or pilot on a vessel that is engaged in commerce; or

                  (v)      a dock or wharf other than a marina where pleasure vessels are sold or served; or

            (3)      in, about, or in connection with:

                  (i)      the erection or repair of an electrical wire;

                  (ii)      the cleaning, oiling, or wiping of machinery; or

                  (iii)      an occupation that is prohibited by law.

      (b)      Except as otherwise provided in this subtitle, a minor under the age of 16 may not be employed or allowed to work:

            (1)      during the school hours set for that minor;

            (2)      about or in connection with an acid, dye, gas, lye, or paint;

            (3)      at, about, or in connection with:

                  (i)      an airport;

                  (ii)      a brickyard;

                  (iii)      a lumberyard;

                  (iv)      a workroom or work site where goods are manufactured or processed;

                  (v)      scaffolding; or

                  (vi)      a vessel when engaged in navigation or commerce; or

            (4)      in, about, or in connection with:

                  (i)      construction;

                  (ii)      an occupation that causes dust in an injurious quantity;

                  (iii)      a manufacturing occupation;

                  (iv)      a mechanical occupation;

                  (v)      a processing occupation; or

                  (vi)      the adjustment, cleaning, or operation of power-driven machinery except:

                        1.      an office machine; or

                        2.      machinery used in a school or government institution as part of vocational training.

      (c)      The Commissioner may prohibit minors being employed in an occupation if:

            (1)      after a public hearing, the Commissioner determines that employment in the occupation should be prohibited to minors;

            (2)      the Commissioner adopts by reference a determination by the United States Secretary of Labor under the federal Fair Labor Standards Act of 1938 that the occupation is hazardous; or

            (3)      after investigation, the Commissioner determines that the occupation is injurious to:

                  (i)      the health or welfare of minors; or

                  (ii)      the morals of minors under the age of 16 years.