# Control of Communicable Diseases: Interstate; Scope and Definitions
> **Centers for Disease Control and Prevention** · Direct Final Rule and request for comments. · Published 2012-12-26 · Effective 2013-02-25 · 77 FR 75880
## Document
- **Document number:** 2012-30729
- **Category:** public-health
- **Sub-agency:** Centers for Disease Control and Prevention
- **Federal Register citation:** 77 FR 75880
- **CFR reference:** 42 CFR 70
- **Publication date:** 2012-12-26
- **Effective date:** 2013-02-25
- **HHS docket:** Docket No. CDC-2012-0016
## Abstract

In this Direct Final Rule, the Centers for Disease Control and Prevention (CDC), located within the Department of Health and Human Services (HHS) is proposing to update the definitions for interstate quarantine regulations to reflect modern terminology and plain language used by private industry and public health partners. These updates will not affect current practices. As part of the update, we are updating two existing definitions and adding eight new definitions to clarify existing provisions, as well as updating regulations to reflect the most recent Executive Order addressing quarantinable communicable diseases.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2012/12/26/2012-30729/control-of-communicable-diseases-interstate-scope-and-definitions)
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