DES MOINES, Iowa ( IOWA CAPITAL DISPATCH ) - Attorneys for Summit Carbon Solutions argued Friday in Polk County District Court that the company’s proposed amendment to its permit for a carbon sequestration pipeline through Iowa should be decided on before a legal case against the permit can move forward.

The Iowa Utilities Commission approved a permit in June 2024 for Summit Carbon Solutions to build more than 600 miles of a carbon sequestration pipeline in Iowa, with the condition that the company gain permits in the Dakotas before beginning construction.

The Sierra Club Iowa Chapter, along with several counties and individual landowners, then filed a lawsuit in fall 2024, seeking to overturn the IUC’s permit approval. The lawsuit alleged the proceedings were unfair and that Summit

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