# Congressional Member Organizations (CMOs) and Informal Member Groups: Their Purpose and Activities, History, and Formation
> **Full Report** · 2023-03-21 · `R40683`
## Report
- **CRS ID:** R40683
- **Series:** Full Report
- **Publication date:** 2023-03-21
## Documents
- [PDF](https://www.everycrsreport.com/files/2023-03-21_R40683_8966384ac45e97dfd7693d929e208e0af352e179.pdf)
- [HTML](https://www.everycrsreport.com/files/2023-03-21_R40683_8966384ac45e97dfd7693d929e208e0af352e179.html)
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