[Arbitrum] Spark Liquidity Layer - Return excess USDS to Ethereum - September 28, 2026

Spark's Operational Facilitator has placed a proposal into the voting system on behalf of nested contributor Phoenix Labs.

Review

The Spark community can hereby express support or opposition to the following changes:

This proposal returns idle USDS from Arbitrum to the Ethereum ALM Proxy, where it can be deployed. Together with the concurrent poll to bridge sUSDS to Arbitrum, it is one rebalancing of Arbitrum inventory in opposite directions, replacing an asset with no demand on the chain with one t…