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5 U.S. Code § 421 - Additional provisions with respect to the Department of Energy

(a) Authority To Prohibit Access to Certain Materials.—
The Secretary of Energy may prohibit the Inspector General of the Department of Energy from accessing Restricted Data and nuclear safeguards information protected from disclosure under chapter 12 of the Atomic Energy Act of 1954 (42 U.S.C. 2161 et seq.) and intelligence or counterintelligence, as defined in section 3 of the National Security Act of 1947 (50 U.S.C. 3003), if the Secretary of Energy determines that the prohibition is necessary to protect the national security or prevent the significant impairment to the national security interests of the United States.
(b) Notification to Inspector General and Statement to Congress.—
Not later than 7 days after the date on which the Secretary of Energy exercises any power authorized under subsection (a), the Secretary shall notify the Inspector General of the Department of Energy in writing of the reasons for such exercise. Within 30 days after receipt of any such notice, the Inspector General of the Department of Energy shall submit to the appropriate committees of Congress a statement concerning such exercise.
Amendments Not Shown in Text

This section was derived from section 8N of the Inspector General Act of 1978, Pub. L. 95–452, which was set out in the former Appendix to this title and was amended by Pub. L. 117–263, div. E, title LII, § 5272(8), Dec. 23, 2022, 136 Stat. 3241, prior to being repealed and reenacted as this section by Pub. L. 117–286, §§ 3(b), 7, Dec. 27, 2022, 136 Stat. 4252, 4361. For applicability of those amendments to this section, see section 5(b) of Pub. L. 117–286, set out in a Transitional and Savings Provisions note preceding section 101 of this title. Section 8N of Pub. L. 95–452 was amended in subsection (b) by striking “committees of Congress” and inserting “congressional committees”. For definition of “appropriate congressional committees”, which would result from application of the amendment by Pub. L. 117–263, see Amendments Not Shown in Text note set out under section 401 of this title.

Historical and Revision Notes



Source (U.S. Code)

Source (Statutes at Large)


5 U.S.C. App. (IGA § 8N)

Pub. L. 95–452, § 8N, as added Pub. L. 114–317, § 6(7), Dec. 16, 2016, 130 Stat. 1604.

Editorial Notes
References in Text

The Atomic Energy Act of 1954, referred to in subsec. (a), is act Aug. 1, 1946, ch. 724, as added by act Aug. 30, 1954, ch. 1073, § 1, 68 Stat. 919. Chapter 12 of the Act is classified generally to subchapter XI (§ 2161 et seq.) of chapter 23 of Title 42, The Public Health and Welfare. For complete classification of this Act to the Code, see Short Title note set out under section 2011 of Title 42 and Tables.