# Administrative Subpoenas and National Security Letters in Criminal and Intelligence Investigations: A Sketch
> **Short Report** · 2005-04-15 · `RS22122`
## Report
- **CRS ID:** RS22122
- **Series:** Short Report
- **Publication date:** 2005-04-15
## Documents
- [PDF](https://www.everycrsreport.com/files/20050415_RS22122_dc642f7e82a15d7adcaca8aed2f401ba9c7db5fc.pdf)
- [HTML](https://www.everycrsreport.com/files/20050415_RS22122_dc642f7e82a15d7adcaca8aed2f401ba9c7db5fc.html)
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