A person employed as a domestic worker, as defined in Section 10 of the Domestic Workers' Bill of Rights Act, shall be allowed at least 24 consecutive hours of rest in every consecutive seven-day period. This subsection (a) does not prohibit a domestic worker from voluntarily agreeing to work on such day of rest required by this subsection (a) if the worker is compensated at the overtime rate for all hours worked on such day of rest. The day of rest authorized under this subsection (a) should, whenever possible, coincide with the traditional day reserved by the domestic worker for religious worship.
820 ILCS 140/2