Home › CFR › Title 43 › Part 1643 CFR Part 16 — Conservation of Helium§ 16.1— Agreements to dispose of helium in natural gas.§ 16.2— Applications for helium disposition agreements.§ 16.3— Terms and conditions.§ 16.4— Consideration to the United States; renegotiation.§ 16.5— Bonds.