311 ho case shall they work more than eight (8) hours in any one day, provided, however, that at least time and one-third shall be paid for all hours worked in excess of forty (40) hours per week. (c) Employees on emergency maintenance or emergency repair work involving breakdowns or protection of life or property are Excepted, but in any such special case at least one and one-third (1) times the normal rate shall be paid for hours worked in excess of the maximum hours herein provided. (d) Watchmen shall not work more than fifty-six (56) hours per week. 2. No employee shall work more than six (6) (lays in any seven (7) day period. 3. No employee shall work for a total number of hours in excess of the number of hours prescribed for each week and day, whether employed by one or more employers. ARTICLE IV-WAGES 1. No employee shall be paid at less than the rate of thirty-five cents (35t) per hour. 2. Female employees performing substantially the same work as male employees shall receive the same rates of pay as male employees. 3. This Article establishes a minimum rate of pay, regardless of whether an employee is compensated on a time-rate, piecework, or other basis. 4. No hourly or weekly rates of compensation for employment now in excess of the minimum wages herein provided shall be reduced notwithstanding that the hours worked in such employment may be hereby reduced except, in such establishments as have been work- ing since September 1, 1933 on a schedule of fewer maximum hours and higher minimum wages in which case the weekly earnings shall not be reduced. Wage differentials existing prior to June 16, 1933, shall at least be maintained for all employees receiving thirty-five ($35.00) dollars or less per week. Each member of the Industry shall file with the Code Authority within forty-five days of the approval of this Code a report showing that this provision is being complied with. ARTICLE V-GENERAL LABOR PROVISIONS 1. No person under sixteen (16) years of age shall be employed in the Industry. No person under eighteen (18) years of age shall be employed in operations or occupations which are hazardous in nature or dangerous to health. The Code Authority shall submit to the Administrator within ninety (90) days from the effective date Sa list of such operations and occupations. In any State an em- ployer shall be deemed to have complied with this provision if he shall have on file a certificate or permit duly issued by the authority S in such State empowered to issue employment or age certificates or permits, showing that the employee is of the required age. 2. Employees shall have the right to organize and bargain col- lectively through representatives of their own choosing, and shall S be free from the interference, restraint, or coercion of employers of labor, or their agents, in the designation of such representatives