MO HB3073

Utility-scale solar projects (2+ megawatts) must submit a decommissioning plan certified by a licensed professional engineer to the Department of Natural Resources before starting energy production

Owners must establish financial assurance (insurance, surety bonds, letters of credit, or similar mechanisms) sufficient to cover decommissioning and site restoration costs, even if the owner becomes insolvent

Decommissioning must occur within one year after cessation of operations (defined as 12 months without power production) and includes removing all equipment, recycling components where practicable, and restoring property to pre-project condition

Owners must register with the department and update registration every five years, including identification of any PFAS substances and hazardous waste determinations for PV modules

Violations may result in forfeiture of surety bonds and civil penalties up to $1,200 per day; existing projects operating before August 28, 2026 must comply by December 31, 2027