# UMIP 94 -Add UST as a whitelisted collateral currency

**URL:** <https://discourse.uma.xyz/t/umip-94-add-ust-as-a-whitelisted-collateral-currency/1506>\
**Category:** technical UMIPs\
**Created:** [March 3, 2022, 11:16am UTC](https://discourse.uma.xyz/t/umip-94-add-ust-as-a-whitelisted-collateral-currency/1506 "2022-03-03T11:16:59Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![Mhairi](https://yyz2.discourse-cdn.com/flex032/user_avatar/discourse.uma.xyz/mhairi/32/48_2.png) [@Mhairi](https://discourse.uma.xyz/u/Mhairi)\
**Post date:** [March 3, 2022, 11:16am UTC](https://discourse.uma.xyz/t/umip-94-add-ust-as-a-whitelisted-collateral-currency/1506/1 "2022-03-03T11:16:59Z")

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This UMIP will add TerraUSD (UST) as approved collateral currencies. This will involve adding the currencies to the whitelist and adding a flat final fee to charge per-request. The proposed final fee is 400 UST per request.

> <https://github.com/UMAprotocol/UMIPs/blob/master/UMIPs/umip-94.md>