# NRC CAL – NOV (SL III)
> **EA-10-113** · CAL · Severity SLIII · Issued 2010-08-24 · Materials Licensees
## Action
- **EA Number:** EA-10-113
- **Licensee:** NOV (SL III)
- **Category:** Materials Licensees
- **Action type:** CAL
- **Severity level:** SLIII
- **Date issued:** 2010-08-24
## Description

On August 24, 2010, the NRC issued a Notice of Violation to Chicago Testing Laboratory, Inc., for a Severity Level III violation involving the possession and usage of byproduct material without authorization from a specific or general license. Specifically, on multiple occasions between July 6, 2006, and August 30, 2009, Chicago Testing Laboratory, Inc., an Agreement State licensee, possessed and used devices containing sealed sources in a non-Agreement State, and was not authorized in either a specific or general license.

## Source
- [Full enforcement letter (PDF)](https://www.nrc.gov/docs/ML1023/ml102380159.pdf)
- [NRC Materials Licensees index](https://www.nrc.gov/reading-rm/doc-collections/enforcement/actions/materials/)
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