US SB291

Establishes the "Non-Federal Funding Account for the Lower Colorado River Multi-Species Conservation Program" in the U.S. Treasury to hold state contributions for the conservation program's non-federal cost share

Requires the Secretary of the Treasury to deposit both unexpended non-federal contributions made before enactment and all future contributions into the new interest-bearing fund

Authorizes the Secretary of the Treasury to invest fund amounts not needed for current operations in interest-bearing U.S. obligations

Makes deposited amounts and earned interest available to the Secretary without further appropriation for program expenditures as outlined in program documents

Shields state parties from responsibility for any investment losses incurred by the fund, with previously contributed funds to be transferred within 90 days of enactment