Industry officials and other observers say moving a cap-and-trade plan limited to utility emissions - possibly with other climate or energy provisions accompanying it - remains a topic of discussion within the power sector and on Capitol Hill, though public talk of the idea has been muted amid a continued public push for "comprehensive" approaches to establishing a carbon price.rnProposals for a utility-based approach remain a possible backup scenario should lawmakers remain unable to bridge political differences on a broader emissions bill.
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