Senate Republicans have released another round of revisions to the CLARITY Act as they seek Democratic support ahead of a September 15 procedural vote on the cryptocurrency market-structure bill.

The latest version runs to 635 pages, adds provisions on ethics, enforcement, stablecoin yields, and digital-asset market operations, and represents a last-ditch bid to pass the CLARITY Act this year.

The CLARITY Act is a proposed framework for digital commodities. According to the Congressional Research Service summary of the House bill, it would generally give the Commodity Futures Trading Commission responsibility for regulating digital-commodity transactions.

This includes exchanges, brokers, and…