0xc164411c…ac30sent to0xf4a9288d…62f8·#20,566,093·view on Etherscan
# [IP] eUSD Unregister Unused Assets-Cleanup
[https://forum.reserve.org/t/rfc-eusd-unregister-unused-assets-cleanup/880](https://forum.reserve.org/t/rfc-eusd-unregister-unused-assets-cleanup/880)
**Summary**
This proposal unregisters old contract addresses that are no longer used in eUSD. These types of proposals can happen after a collateral basket change or a major protocol upgrade. In the case of eUSD, there was a recent collateral basket change proposal that was executed as well as a protocol version upgrade to 3.4.0.
Assets to be unregistered:
saUSDC: 0xc4240D22FFa144E2712aACF3E2cC302af0339ED0(older version)
saUSDT: 0x8d753659D4E4e4b4601c7F01Dc1c920cA538E333
saEthPyUSD: 0x58a41c87f8C65cf21f961b570540b176e408Cf2E