# UMIP 137 Add QUARTZ and ibBTC as collateral currency

**URL:** <https://discourse.uma.xyz/t/umip-137-add-quartz-and-ibbtc-as-collateral-currency/1549>\
**Category:** technical UMIPs\
**Created:** [March 3, 2022, 3:23pm UTC](https://discourse.uma.xyz/t/umip-137-add-quartz-and-ibbtc-as-collateral-currency/1549 "2022-03-03T15:23:01Z")\
**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, 3:23pm UTC](https://discourse.uma.xyz/t/umip-137-add-quartz-and-ibbtc-as-collateral-currency/1549/1 "2022-03-03T15:23:01Z")

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This UMIP proposes adding QUARTZ and ibBTC for use as collateral in UMA contracts.

> <https://github.com/UMAprotocol/UMIPs/blob/master/UMIPs/umip-137.md>