STC SR09226RC

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate ST1811RC-R Number 5R09226RC This certificate issued to: Petroleum Helicopters, Inc.

P. O. Box 90808 Lafayette, LA 70509 Certifies that the change in the type design for the following product with the limitations and conditions therofor as specified hereen meet's the airvorthiness requirement's of Part 29 of the Federal Aviation Pegulations.

Original Product -- Type Certificate Number : H1OSW Make: Bell Model: 214ST Description of Type Design Change: Installation of Emergency Medical Systems (EMS) in accordance with Petroleum Helicopters, Inc., Master Drawing and Documents List PHI-214-DL-0001, Revision 3, dated November 12, 1999, or later FAA approved revisions.

Limitations and Conditions: This approval is limited only to the installation made in Bell Model 214 ST Helicopters Serial numbers 28119 and 28137. The data pertaining to this modification is nsufficient for duplication in other aircraft. Rotorcraft Flight Manual Supplement (REMS), ated November 3, 1999, or later FAA approved RFMS is required. Compatibility of this design change with previously approved modifications must be determined by the installer. If the holder agrees to permit another person to use this certificate to alter the product, the holder shall give the other person written evidence of that permission.

suspended, revcked or a termination date is otherwise established by the Administruter of the Federal Aviation Administration.

Date of Application: September 11, 1998 Date Reissued: March 1, 2000 Date of Issuance: November 3, 1999 Date Amended:

By Direction of the Administrator FEDERAL AVIATION (Signature) Carl F. Mittag, Manager, Rotorcraft Certification Office, Southwest Region TOMINSTRATO (title)

TRANSFER ENDORSEMENT Transfer the ownership of Supplemental Type Certificate Number_ to (Name of transferee) (Address of transferee) (Number and street) (City, State, and ZIP code) fron (Name of grantor) (Print or type) (Address of grantor) (Number & street) (City, State, and ZIP code) Extent of Authority (if licensing agreement):

Signature of grantor (In ink):