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· DOI Office of Aviation Services · 2026

Public domain · DOI Office of Aviation ServicesAviation Safety Documents

Overview

The [PDF Link] () is a public-domain DOI Office of Aviation Services aviation safety document, republished here as a free chaptered HTML edition with a linked table of contents and the official PDF.

Publisher
DOI Office of Aviation Services
Document
Year
2026
Pages
5

Key points

  • DOT-SP 9198 is a special permit allowing government agencies to transport specific hazardous materials using aircraft under their operational control.
  • The permit provides no relief from the Hazardous Materials Regulations (HMR) other than what is specifically stated in the document.
  • All aircraft operated under this special permit must be government-owned or under a government contract for specific government functions.
  • Compliance with the most current version of the 'NWCG Standards for Aviation Transport of Hazardous Materials' is required for all operations under this permit.
  • The special permit is valid until November 30, 2029, and must be renewed as per the regulations outlined in 49 CFR § 107.109.
Frequently asked questions
What is the purpose of DOT-SP 9198?

The purpose of DOT-SP 9198 is to provide relief from certain Hazardous Materials Regulations for government agencies transporting specific hazardous materials by aircraft.

Who is the grantee of this special permit?

The grantee of this special permit is the United States Department of the Interior, Office of Aviation Services.

What are the compliance requirements for this special permit?

Compliance with the terms of the special permit and the Hazardous Materials Regulations is mandatory, including training for Hazmat employees and adherence to security plans when applicable.

What types of aircraft can be used under this special permit?

Only cargo aircraft may be used under this special permit for the transportation of hazardous materials.

What happens if there is a violation of the special permit conditions?

Failure to comply with the conditions of the special permit may result in suspension or revocation of the permit and penalties as prescribed by federal hazardous materials transportation law.

Document

June 08, 2018 U.S. Department East Building, PHH – 30 of Transportation 1200 New Jersey Avenue, Southeast Washington, D.C. 20590 Pipeline and Hazardous Materials Safety Administration DOT-SP 9198 (SEVENTEENTH REVISION) (FOR RENEWAL SEE 49 CFR § 107.109) 1. GRANTEE: (See individual authorization letter) 2. PURPOSE AND LIMITATION: a. This special permit provides relief from the Hazardous Materials Regulations (HMR) in that government agencies on file as Grantees in Office of Hazardous Materials Safety, Approvals and Special Permits Division (OHMSAPD) office, may use aircraft under their operational control to transport specific hazardous materials. This Special Permit provides no relief from the HMR other than as specifically stated herein. The most recent revision supersedes all previous revisions.

b. The safety analyses performed in development of this special permit only considered the hazards and risks associated with transportation in commerce.

c. Unless otherwise stated herein, this special permit consists of the special permit authorization letter issued to the grantee together with this document.

3. REGULATORY SYSTEM AFFECTED: HMR 49 CFR Parts 106, 107 and 171-180.

4. REGULATIONS FROM WHICH EXEMPTED: HMR 49 CFR § 173.7(f) Government Operations and Materials in that an aircraft may be under the direction and control of the government for less than 90 days under the conditions provided herein.

5. BASIS : This special permit is based on the Department of the Interior’s application dated April 27, 2018, submitted in accordance with § 107.105 and the public preceding thereon.

th Continuation of DOT-SP 9198 (17 Rev.) Page 2 June 08, 2018 6. HAZARDOUS MATERIALS (49 CFR § 172.101): Hazardous Materials Description Proper Shipping Name Hazard Identi - Packing Class/ fication Group Division Number Hazardous materials authorized As As As by this special permit are Appro - Appro - Appro - limited to materials authorized priate priate priate in the NWCG Standards for Aviation Transport of Hazardous Materials.

Notes: (1) All Class 1 explosives must have been properly classed and approved in accordance with 49 CFR prior to packaging and offering for transportation by aircraft.

(2) All Class 2 compressed gases must be properly filled and packaged in DOT-specification cylinders in accordance with 49 CFR.

7. SAFETY CONTROL MEASURES: All aircraft and personnel operating under the terms of this special permit must be in compliance with the requirements of the most current version of the "NWCG Standards for Aviation Transport of Hazardous Materials" on file with the Office of Hazardous Materials Safety Approvals and Permits Division (OHMSAPD).

8. SPECIAL PROVISIONS: a. A current copy of the Interagency Aviation Transport of Hazardous Materials Handbook described above and the Emergency Response Guide (ERG) must be carried aboard each aircraft transporting hazardous materials.

b. A current copy of this special permit, the Interagency Aviation Transport of Hazardous Materials Handbook, and the Emergency Response Guide (ERG) must be maintained at each facility where the hazardous materials are offered or reoffered for transportation. For helicopter field operations loaded or reloaded under the direct supervision of an agency employee trained in accordance with the Handbook/Guide.

th Continuation of DOT-SP 9198 (17 Rev.) Page 3 June 08, 2018 c. All aircraft operated under this special permit must be government owned or under a government contract and/or under the exclusive direction and operational control of a Grantee to this special permit for the purposes a government function such as national defense, intelligence missions, firefighting, search and rescue, law enforcement or biological or geological resource management.

d. Vendors shall operate in accordance with this special permit and the NWCG Standards for Aviation Transport of Hazardous Materials in lieu of their FAA approved manual.

9. MODES OF TRANSPORTATION AUTHORIZED: Cargo aircraft only.

10. MODAL REQUIREMENTS: See paragraph 8 above.

11. COMPLIANCE: Failure by a person to comply with any of the following may result in suspension or revocation of this special permit and penalties prescribed by the Federal hazardous materials transportation law, 49 U.S.C. 5101 et seq : o All terms and conditions prescribed in this special permit and the Hazardous Materials Regulations, 49 CFR Parts 171-180.

o Persons operating under the terms of this special permit must comply with the security plan requirement in Subpart I of Part 172 of the HMR, when applicable.

o Registration required by § 107.601 et seq ., when applicable.

Each "Hazmat employee", as defined in § 171.8, who performs a function subject to this special permit must receive training on the requirements and conditions of this special permit in addition to the training required by NWCG Standards for Aviation Transport of Hazardous Materials.

No person may use or apply this special permit, including display of its number, when the special permit has expired or is otherwise no longer in effect.

Under Title VII of the Safe, Accountable, Flexible, Efficient Transportation Equity Act: A Legacy for Users (SAFETEA-LU) - 'The Hazardous Materials Safety and Security Reauthorization Act of 2005' (Pub. L. 109-59), 119 Stat.

1144 (August 10, 2005), amended the Federal hazardous th Continuation of DOT-SP 9198 (17 Rev.) Page 4 June 08, 2018 materials transportation law by changing the term “exemption” to “special permit" and authorizes a special permit to be granted up to two years for new special permits and up to four years for renewals.

12. REPORTING REQUIREMETS: Shipments or operations conducted under this special permit are subject to the Hazardous Materials Incident Reporting requirements specified in 49 CFR §§ 171.15 Immediate notice of certain hazardous materials incidents, and 171.16 Detailed hazardous materials incident reports. In addition, the grantee(s) of this special permit must notify the Associate Administrator for Hazardous Materials Safety, in writing, of any incident involving a package, shipment or operation conducted under terms of this special permit.

Issued in Washington, D.C.: for William Schoonover Associate Administrator for Hazardous Materials Safety Address all inquiries to: Associate Administrator for Hazardous Materials Safety, Pipeline and Hazardous Material Safety Administration, U.S. Department of Transportation, East Building PHH-30, 1200 New Jersey Avenue, Southeast, Washington, D.C.

20590.

Copies of this special permit may be obtained by accessing the Hazardous Materials Safety Homepage at http://hazmat.dot.gov/sp_app/special_permits/spec_perm_index.htm Photo reproductions and legible reductions of this special permit are permitted. Any alteration of this special permit is prohibited.

PO: dl/kah U.S. Department 1200 New Jersey Avenue, SE Washington, DC 20590 of Transportation Pipeline and Hazardous Materials Safety Administration SPECIAL PERMIT AUTHORIZATION DOT-SP 9198 EXPIRATION DATE: 2029-11-30 GRANTEE : United States Department of the Interior, Office of Aviation Services Washington, DC In response to your November 17, 2025, application for renewal of party status to DOT-SP 9198 as a shipper, the grantee status to DOT-SP9198 for United States Department of the Interior, Office of Aviation Services is hereby renewed in accordance with 49 CFR 107.113.

Copies of this special permit may be obtained by accessing the Office of Hazardous Materials Safety Homepage at https://www.phmsa.dot.gov/approvals-and-permits/hazmat/special-permits - search . The most recent revision of the special permit supersedes all previous revisions of the special permit. Photo reproductions and legible reductions of this special permit are permitted.

Any alteration of this special permit is prohibited.

If you have questions regarding this action please call the Office of Hazardous Materials Safety, General Approvals and Permits Branch at (202) 366-4535.

Issued in Washington D.C. on December 12, 2025 .

for William Quade Acting Associate Administrator for Hazardous Materials Safety Tracking Number: 2025114755 DUNS Number on file: 023965129

Source & rights

Source: doi.gov. Public-domain U.S. Government work (17 USC §105) — freely reproducible.

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Document details

Doc number
Publisher
DOI Office of Aviation Services
Year
2026
Pages
5
File size
546 KB