Amend CSSB 3 (senate committee printing), in SECTION 13 of the bill, in amended Section 35.004(e), Utilities Code (page 7, lines 11-17), strike "The commission shall ensure that the independent organization certified under Section 39.151 for the ERCOT power region procures ancillary services sufficient to manage any reliability impacts of intermittent generation resources, including variability across peak demand periods, and shall directly assign the costs of such services to intermittent generators consistent with cost-causation principles." and substitute "The commission shall require intermittent generation resources in the ERCOT power region to purchase ancillary services and replacement power sufficient to manage net load variability.".