OK HB1156

Changes the effective date of wind energy facility setback requirements from August 21, 2015 to November 1, 2025.

Establishes minimum setback distances for wind turbine towers: 1.5 nautical miles from public-use airports and municipality-owned airports, 1.5 nautical miles from public schools and hospitals, and one-half mile from adjacent property lines.

Requires wind energy facility owners to submit attestation of compliance with setback requirements in Corporation Commission reports, with stakeholder disputes resolved in district courts.

Prohibits construction or expansion of wind turbines without an active FAA Determination of No Hazard and resolved Department of Defense adverse impacts as certified by the Military Aviation and Installation Assurance Siting Clearinghouse.

Imposes administrative penalties up to $1,500 per day per violation for owners failing to obtain required FAA and Department of Defense clearances before construction begins, and authorizes court actions to prevent violations.