# Amendments to Rules for Nationally Recognized Statistical Rating Organizations
> **US Securities and Exchange Commission** · Final rule. · Published 2009-02-09 · Effective 2009-04-10 · 74 FR 6456
## Document
- **Document number:** E9-2513
- **Category:** final-rule
- **Agency:** US Securities and Exchange Commission
- **Federal Register citation:** 74 FR 6456
- **CFR reference:** 17 CFR 240
- **Publication date:** 2009-02-09
- **Effective date:** 2009-04-10
- **Docket:** Release No. 34-59342
## Abstract

The Commission is adopting rule amendments that impose additional requirements on nationally recognized statistical rating organizations ("NRSROs") in order to address concerns about the integrity of their credit rating procedures and methodologies.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2009/02/09/E9-2513/amendments-to-rules-for-nationally-recognized-statistical-rating-organizations)
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