Transmission Planning and CoordinationSolicitation of Competitive Alternatives. The ISO shall actively participate with each Participating TO and the other Market Participants in the ISO Controlled Grid planning process in accordance with the terms of this ISO Tariff and the Transmission Control Agreement. In order to assure that the expansion of the ISO Controlled Grid is developed consistent with market principles and is cost-effective, the ISO will conduct a solicitation of competitive alternatives to projects identified in the Initial Integrated Transmission Plan, provided that no alternatives will be sought for projects proposed under Sections 3.2.3.1, 3.4 or 5.7 of the ISO Tariff.