Home › USC › Title 15 › Chapter 9A15 U.S.C. Chapter 9A — WEATHER MODIFICATION ACTIVITIES OR ATTEMPTS; REPORTING REQUIREMENT§ 330— Definitions§ 330a— Report requirement; form; information; time of submission§ 330b— Duties of Secretary§ 330c— Authority of Secretary§ 330d— Violation; penalty§ 330e— Authorization of appropriations