NYSDEC Proposes Expanded Green and Sustainable Remediation Policy, Adds New Hurdles to Renewable Energy Development on Remediation Sites

On October 15, 2025, the New York State Department of Environmental Conservation (DEC) Division of Environmental Remediation (DER) proposed revisions to DER-31, a policy guidance document that outlines the requirements and procedures for Green and Sustainable Remediation under all DER remedial programs. The purpose of Green and Sustainable Remediation (GSR) is to “consider all environmental…

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