Except as otherwise provided in this Code, Eastwood Cemetery shall be administered by the city manager who shall have full authority to prescribe regulations governing the operation and maintenance thereof. The existing regulations approved by council resolution No. 2528 on December 18, 1975 shall remain in effect until modified or replaced by order of the city manager. Proposed new or modified regulations shall be submitted to the Eastwood Cemetery Commission for review at least 21 days prior to the effective date. There shall be no eligibility restrictions on purchase of burial spaces or interment of human remains therein.