A bill to amend the Land and Water Conservation Fund Act of 1965 and the National Historic Preservation Act to include certain provisions related to the conversion of these funds to trust funds.

[AI summary unavailable — showing source text] Amends the Land and Water Conservation Fund Act of 1965 and the National Historic Preservation Act to require the Secretary of the Treasury to invest the portions of the land and water conservation fund and of the Historic Preservation Trust Fund not required to meet current withdrawals. Specifies the types of investments which may be made. Provides that no appropriation from either such fund for any fiscal year may exceed the maximum amount to be paid into such fund for such year plus interest accruing to the fund from the preceding year's investments. Extends the authorization of appropriations for both funds through FY 1991.…