# Medical Devices; Immunology and Microbiology Devices; Classification of Norovirus Serological Reagents; Correction
> **Food and Drug Administration** · Final rule; correction. · Published 2012-04-02 · Effective 2012-04-09 · 77 FR 19534
## Document
- **Document number:** 2012-7757
- **Category:** fda-device
- **Sub-agency:** Food and Drug Administration
- **Federal Register citation:** 77 FR 19534
- **CFR reference:** 21 CFR 866
- **Publication date:** 2012-04-02
- **Effective date:** 2012-04-09
- **HHS docket:** Docket No. FDA-2012-N-0165
## Abstract

In the Federal Register of March 9, 2012 (76 FR 14272), the Food and Drug Administration (FDA) classified norovirus serological reagents into class II (special controls) because special controls, in addition to general controls, will provide a reasonable assurance of safety and effectiveness of these devices. The document published with inadvertent errors in the Analysis of Impacts section. This document corrects those errors.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2012/04/02/2012-7757/medical-devices-immunology-and-microbiology-devices-classification-of-norovirus-serological-reagents)
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