Section 4-104 - Limitations(a) The powers granted to a local jurisdiction under this subtitle do not:(1) grant the local jurisdiction powers in any substantive area not otherwise granted to the local jurisdiction by any other public general or public local law;(2) restrict the local jurisdiction from exercising any power granted to the local jurisdiction by any other public general or public local law or otherwise;(3) authorize the local jurisdiction or its officers to engage in any activity that is beyond their power under any other public general or public local law or otherwise; or(4) preempt or supersede the regulatory authority of any unit of the State under any public general law.(b)(1) If a legislative body regulates off-street parking, the legislative body shall require space for the parking of bicycles in a manner that the legislative body considers appropriate.(2) A legislative body may allow a reduction in the number of required automobile parking spaces based on the availability of space for parking bicycles.