California Code, Government Code - GOV § 65865.4

Unless amended or canceled pursuant to Section 65868, or modified or suspended pursuant to Section 65869.5, and except as otherwise provided in subdivision (b) of Section 65865.3, a development agreement shall be enforceable by any party thereto notwithstanding any change in any applicable general or specific plan, zoning, subdivision, or building regulation adopted by the city, county, or city and county entering the agreement, which alters or amends the rules, regulations, or policies specified in Section 65866.