Existing Water and Sewer Infrastructure. 3.1 The Developer will comply with the District’s In-Tract Policy regarding any water, recycled water and sewer mains or appurtenances within the Development. Developer, or its successors or assignees, shall assume all responsibility, and will hold District harmless, for all water/sewer infrastructures within the Development boundaries that will be removed or abandoned by Developer. Abandonment-in-place requires written approval by the District. The Developer shall be solely responsible for repair, replacement and maintenance of existing water and sewer facilities to remain within the Development boundaries during the construction of the Development, regardless of whether the facilities are for the benefit of the Development.