Water Development Surcharge. In order to obtain the availability and use of the Capital Facilities developed and operated pursuant to this Agreement and other benefits contemplated by this Agreement, each Municipal Customer shall pay to the District a Water Development Surcharge equal to (i) One and 75/100 Dollars ($1.75) per equivalent residential unit per month or (ii) such greater or lesser rate per equivalent residential unit as the District shall determine from time to time in accordance with the provisions of this Article 8; provided, however, that the Water Development Surcharge shall not exceed the rate set forth above unless the District determines such greater rate to be necessary to provide revenues that are sufficient, together with Revenues derived from Water Availability Charges, to (i) achieve the purposes set forth in Section 8.2.3, (ii) satisfy any rate requirement or debt service coverage requirement with respect to District Debt, or (iii) maintain any rating on District Debt. The Water Development Surcharge shall be payable monthly as provided in Section 8.7.2. The equivalent residential unit baseline is , based upon the number of equivalent residential units served by the Municipal Customer on the date this Agreement was executed by the Municipal Customer.