# Fire Penetration Resistance of Thermal Acoustic Insulation Installed on Transport Category Airplanes
**AGENCY:**
Federal Aviation Administration (FAA), DOT.
**ACTION:**
Notice of proposed rulemaking; Correction.
**SUMMARY:**
This document makes a correction to the Notice of Proposed Rulemaking (NPRM) published in the *Federal Register* on April 3, 2006 by changing the amendment number to a notice number. The NPRM proposed to extend, by 12 months, the date for operators to comply with the fire penetration resistance requirements of thermal/acoustic insulation used in transport category airplanes manufactured after September 2, 2007.
**FOR FURTHER INFORMATION CONTACT:**
Jeff Gardlin, FAA, Airframe and Cabin Safety Branch, ANM-115, Transport Airplane Directorate, Aircraft Certification Service, 1601 Lind Avenue SW., Renton, Washington 98055-4056; telephone (425) 227-2136, facsimile (425) 227-1149, e-mail: *[email protected].*
**Correction**
In the Notice of Proposed Rulemaking FR Doc. E6-4791, published on April 3, 2006 (71 FR 16678), make the following correction:
1. On page 16678, in column 1 in the heading section, beginning on line 4, remove “Amendment No. 121-323” and insert “Notice No. 06-05”.
Issued in Washington, DC, on April 6, 2006.
Ida M. Klepper,
Acting Director, Office of Rulemaking.