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Title 50 — War and National Defense

Chapter 18 — Air-Warning Screen

§ 491. Establishment and development of land-based air warning and control installations and facilities; extent of appropriation; procurement of communication services

Statutory text

The Secretary of the Air Force is authorized to establish and develop within and without the continental limits of the United States in fulfilling the air defense responsibilities of the Department of the Air Force such land-based air warning and control installations and facilities, by the construction, installation, or equipment of temporary or permanent public works, including buildings, facilities, appurtenances, utilities, and access roads, and to provide for necessary administration and planning therefor, without regard to section 3324(a) and (b) of title 31, as he may deem necessary in the interest of national security: Provided, That not to exceed $85,500,000 shall be appropriated for the construction of public works authorized by this section.

The Secretary of the Air Force is authorized to procure communication services required for the semiautomatic ground environment system. No contract for such services may be for a period of more than ten years from the date communication services are first furnished under such contract. The aggregate contingent liability of the Government under the termination provisions of all contracts authorized hereunder may not exceed a total of $222,000,000 and the Government Accountability Office shall have access to such carrier records and accounts as it may deem necessary for the purpose of audit. In procuring such services, the Secretary of the Air Force shall utilize to the fullest extent practicable the facilities and capabilities of communication common carriers, including rural telephone cooperatives, within their respective service areas and for power supply, shall utilize to the fullest extent practicable, the facilities and capabilities of public utilities and rural electric cooperatives within their respective service areas. Negotiations with communication common carriers, including cooperatives, and representation in proceedings involving such carriers before Federal and State regulatory bodies where such negotiations or proceedings involve contracts authorized by this paragraph shall be in accordance with the provisions of sections 501–505 of title 40.

Legislative history

Reconstructed from this section’s Code source credit and amendment notes, resolved against the local Statutes at Large. Editorial notes are evidence, not the law that made the change.

  1. Pub. L. 81–41 § 1 · 63 Stat. 17

    Enacted · 50 U.S.C. § 491

    Mar. 30, 1949, ch. 41, § 1, 63 Stat. 17

    Source evidence

    Code source credit
    Mar. 30, 1949, ch. 41, § 1, 63 Stat. 17

  2. Military Construction Codification Act

    Pub. L. 97–214 § 10(b)(4) · 96 Stat. 153

    Struck · 50 U.S.C. § 491

    Pub. L. 97–214 struck out reference to sections 1136 [10 U.S.C. 4774, 9774] and 3734 [40 U.S.C. 259, 267] of the Revised Statutes

    Source evidence

    Code amendment note
    Pub. L. 97–214 struck out reference to sections 1136 [10 U.S.C. 4774, 9774] and 3734 [40 U.S.C. 259, 267] of the Revised Statutes.

    Enacted provision · exact public law section
    (4) The Act entitled “An Act to authorize the Secretary of the Air Force to establish land-based air warning and control installations for the national security, and for other purposes”, approved March 30, 1949 (50 U.S.C. 491), is amended by striking out “sections 1136, 63 Stat. 17. 50 USC 491 and note. 3648, 3734, Revised Statutes” and inserting in lieu thereof “section 3648 of the Revised Statutes (31 U.S.C. 529)”.

    Effective date note
    Amendment by Pub. L. 97–214 effective Oct. 1, 1982, and applicable to military construction projects, and to construction and acquisition of military family housing, authorized before, on, or after such date, see section 12(a) of Pub. L. 97–214, set out as an Effective Date note under section 2801 of Title 10, Armed Forces.

  3. General Accounting Office Act of 1996

    Pub. L. 104–316 title I § 128(a) · 110 Stat. 3826

    1. Struck · 50 U.S.C. § 491

      Pub. L. 104–316, in third sentence of second par., struck out “no termination payment shall be final until audited and approved by” after “$222,000,000 and”

    2. Struck · 50 U.S.C. § 491

      Pub. L. 104–316, in third sentence of second par., struck out “which” after “Office”

    3. Inserted · 50 U.S.C. § 491

      Pub. L. 104–316, in third sentence of second par., inserted “of audit” after “for the purpose”

    Source evidence

    Code amendment note
    Pub. L. 104–316, in third sentence of second par., struck out “no termination payment shall be final until audited and approved by” after “$222,000,000 and”, struck out “which” after “Office”, and inserted “of audit” after “for the purpose”.

    Enacted provision · exact public law section
    (a) Audit of Termination Payments on Contracts for Certain Air Defense Systems.— Section 1 of the Act of March 30, 1949 (62 Stat. 17; 50 U. S. C. 491), is amended in the third sentence of the second paragraph— (1) by striking “no termination payment shall be final until audited and approved by”; (2) by striking “which” after “General Accounting Office”; and (3) by inserting “of audit” after “purpose”.

  4. GAO Human Capital Reform Act of 2004

    Pub. L. 108–271 § 8(b) · 118 Stat. 811

    Substituted · 50 U.S.C. § 491

    Pub. L. 108–271 substituted “Government Accountability Office” for “General Accounting Office” in second par

    Source evidence

    Code amendment note
    Pub. L. 108–271 substituted “Government Accountability Office” for “General Accounting Office” in second par.

    Enacted provision · exact public law section
    (b) References.— Any reference to the General Accounting Office in any law, rule, regulation, certificate, directive, instruction, or other official paper in force on the date of enactment of this Act shall be considered to refer and apply to the Government Accountability Office.

5 of 6 references resolved to an enrolled provision · 1 partial

Editorial Notes

Codification

“Section 3324(a) and (b) of title 31” substituted in text for “section 3648 of the Revised Statutes (31 U.S.C. 529)” on authority of Pub. L. 97–258, § 4(b), , 96 Stat. 1067, the first section of which enacted Title 31, Money and Finance.

In text, “sections 501–505 of title 40” substituted for “section 201 of the Act of June 30, 1949, as amended (40 U.S.C.A. sec. 481)” on authority of Pub. L. 107–217, § 5(c), , 116 Stat. 1303, the first section of which enacted Title 40, Public Buildings, Property, and Works.

Amendments1956–2004 · 4 rounds

2004

Pub. L. 108–271 substituted “Government Accountability Office” for “General Accounting Office” in second par.

1996

Pub. L. 104–316, in third sentence of second par., struck out “no termination payment shall be final until audited and approved by” after “$222,000,000 and”, struck out “which” after “Office”, and inserted “of audit” after “for the purpose”.

1982

Pub. L. 97–214 struck out reference to sections 1136 [10 U.S.C. 4774, 9774] and 3734 [40 U.S.C. 259, 267] of the Revised Statutes.

1956

Act , authorized procurement of communication services required for the semiautomatic ground environment system.

Statutory Notes and Related Subsidiaries

Effective Date of 1982 Amendment

Amendment by Pub. L. 97–214 effective , and applicable to military construction projects, and to construction and acquisition of military family housing, authorized before, on, or after such date, see section 12(a) of Pub. L. 97–214, set out as an Effective Date note under section 2801 of Title 10, Armed Forces.

Credits

1949–2004 · 5 acts
  1. 1949Mar. 30, 1949, ch. 41, § 1, 63 Stat. 17
  2. 1956Aug. 3, 1956, ch. 939, title III, § 303, 70 Stat. 1012
  3. 1982Pub. L. 97–214, § 10(b)(4), , 96 Stat. 175
  4. 1996Pub. L. 104–316, title I, § 128(a), , 110 Stat. 3841
  5. 2004Pub. L. 108–271, § 8(b), , 118 Stat. 814.
Show as published

(Mar. 30, 1949, ch. 41, § 1, 63 Stat. 17; Aug. 3, 1956, ch. 939, title III, § 303, 70 Stat. 1012; Pub. L. 97–214, § 10(b)(4), , 96 Stat. 175; Pub. L. 104–316, title I, § 128(a), , 110 Stat. 3841; Pub. L. 108–271, § 8(b), , 118 Stat. 814.)

Parsed from the official OLRC USLM XML in data/usc_all/usc50.xml · release point 119-108 · OLRC build 2026-09-09

USLM identifier /us/usc/t50/s491