The issue of Ramadan hours applies to both Muslims & Non-Muslims:

Part Seven
Regulation of the Working Hours and Leave
Article (73)

The maximum ordinary working hours shall be 48 hours per week at the rate of 8 hours per day with the exception of the month of Ramadan when the maximum working hours shall be 36 hours per week at the rate of 6 hours per day.

In regards to women who are nursing:

Part Nine
Employment of Women
Article (97)

The nursing female worker shall be entitled in addition to her entitlement to the rest interval provided for in Article (73) of this law during the year following the year of delivery to a nursing interval which shall not be less than 1 hour per day. The fixing of the nursing times shall be made by the female worker.

The nursing interval shall be calculated as part of the working hours and shall not result in a deduction of wage.