Necessary findings
Determination of probable cause
In determining whether or not probable cause exists for purposes of an order under subsection (a)(2), a judge may consider past activities of the target, as well as facts and circumstances relating to current or future activities of the target.
Specifications and directions of orders
Specifications.—
Special directions for certain orders.—
Duration of order; review of circumstances under which information was acquired, retained or disseminated; review of application denial; same judge to hear extension applications
Emergency orders
Emergencies involving non-United States persons
Testing of electronic equipment; discovering unauthorized electronic surveillance; training of intelligence personnel
Retention of certifications, applications and orders
section 1802(a) of this titleCertifications made by the Attorney General pursuant to and applications made and orders granted under this subchapter shall be retained for a period of at least ten years from the date of the certification or application.
Bar to legal action
No cause of action shall lie in any court against any provider of a wire or electronic communication service, landlord, custodian, or other person (including any officer, employee, agent, or other specified person thereof) that furnishes any information, facilities, or technical assistance in accordance with a court order or request for emergency assistance under this chapter for electronic surveillance or physical search.
Pen registers and trap and trace devices
section 1842(d)(2) of this titleIn any case in which the Government makes an application to a judge under this subchapter to conduct electronic surveillance involving communications and the judge grants such application, upon the request of the applicant, the judge shall also authorize the installation and use of pen registers and trap and trace devices, and direct the disclosure of the information set forth in .
Pub. L. 95–511, title I, § 10592 Stat. 1790 Pub. L. 98–549, § 6(b)(3)98 Stat. 2804 Pub. L. 106–567, title VI, § 602(b)114 Stat. 2851 Pub. L. 107–56, title II115 Stat. 282 Pub. L. 107–108, title III, § 314(a)(2)115 Stat. 1402 Pub. L. 107–273, div. B, title IV, § 4005(c)116 Stat. 1812 Pub. L. 108–458, title I, § 1071(e)118 Stat. 3691 Pub. L. 109–177, title I120 Stat. 195 Pub. L. 110–261, title I122 Stat. 2461 Pub. L. 111–118, div. B, § 1004(a)123 Stat. 3470 Pub. L. 111–141, § 1(a)124 Stat. 37 Pub. L. 111–259, title VIII, § 806(a)(2)124 Stat. 2748 Pub. L. 112–3, § 2(a)125 Stat. 5 Pub. L. 112–14, § 2(a)125 Stat. 216 Pub. L. 114–23, title VII129 Stat. 298 Pub. L. 115–118, title II, § 205(b)(2)132 Stat. 22 Pub. L. 116–69, div. B, title VII, § 1703(a)133 Stat. 1143 Pub. L. 118–49138 Stat. 868 (, , ; , , ; , , ; , §§ 206, 207(a)(1), (b)(1), 225, , , 295; , (c)(1), , , 1403; , , ; , , ; , §§ 102(b)(1), 105(a), 108(a)(2), (b), , , 203; , §§ 105(a), 110(c)(1), , , 2466; , , ; , , ; , , ; , , ; , , ; , §§ 701(a), 705(a), (c), , , 300; , , ; , , ; , §§ 5(a), 6(g)(1), , , 873.)
Editorial Notes
References in Text
Section 1804(a)(7)(E) of this titlesection 1804(a)(6)(E) of this titlePub. L. 110–261, title I, § 104(1)(B)122 Stat. 2461 , referred to in subsec. (a)(4), was redesignated by , , .
Section 1804(d) of this titlesection 1804(c) of this titlePub. L. 110–261, title I, § 104(3)122 Stat. 2461 , referred to in subsec. (a)(4), was redesignated by , , .
Pub. L. 95–51192 Stat. 1783 section 1801 of this titleThis chapter, referred to in subsecs. (d)(1), (f)(1), and (i), was in the original “this Act”, meaning , , , known as the Foreign Intelligence Surveillance Act of 1978, which is classified principally to this chapter. For complete classification of this Act to the Code, see Short Title note set out under and Tables.
Codification
Pub. L. 107–56, § 225Pub. L. 107–108, § 314(a)(2)(C)Pub. L. 107–273, § 4005(c)Pub. L. 107–56As originally enacted, , amended this section by adding subsec. (h) relating to bar of legal action after subsec. (g). The section already contained a subsec. (h). Both , and , made amendments retroactive to the date of enactment of which had the effect of redesignating subsec. (h), relating to bar of legal action, as subsec. (i) and transferring it to appear at the end of this section. See 2001 Amendment notes, Effective Date of 2002 Amendment note, and Effective Date of 2001 Amendment note below.
Amendments
Pub. L. 118–49, § 6(g)(1)(A)(i)2024—Subsec. (d)(1)(A). , which directed the substitution of “against a foreign power” for “against a foreign power, as defined in section 1801(a), (1), (2), or (3) of this title,” was executed by making the substitution for “against a foreign power, as defined in section 1801(a)(1), (2), or (3) of this title,” to reflect the probable intent of Congress.
Pub. L. 118–49, § 6(g)(1)(A)(ii)Subsec. (d)(1)(B). , substituted “one year” for “120 days”.
Pub. L. 118–49, § 6(g)(1)(B)section 1801(a) of this titlesection 1801(a)(4) of this titleSubsec. (d)(2) to (4). , (C), redesignated pars. (3) and (4) as (2) and (3), respectively, and struck out former par. (2) which read as follows: “Extensions of an order issued under this subchapter may be granted on the same basis as an original order upon an application for an extension and new findings made in the same manner as required for an original order, except that (A) an extension of an order under this chapter for a surveillance targeted against a foreign power, as defined in paragraph (5), (6), or (7) of , or against a foreign power as defined in that is not a United States person, may be for a period not to exceed one year if the judge finds probable cause to believe that no communication of any individual United States person will be acquired during the period, and (B) an extension of an order under this chapter for a surveillance targeted against an agent of a foreign power who is not a United States person may be for a period not to exceed 1 year.”
Pub. L. 118–49, § 5(a)Subsec. (d)(5). , added par. (5).
Pub. L. 116–69Pub. L. 109–177, § 102(b)(1)2019— amended directory language of . See 2006 Amendment note below.
Pub. L. 115–1182018—Subsec. (d)(4). added par. (4).
Pub. L. 114–23, § 705(a)Pub. L. 109–177, § 102(b)(1)Pub. L. 109–177, § 102(b)(1)Pub. L. 112–14Pub. L. 114–23Pub. L. 114–232015—Subsec. (c)(2). , (c), amended directory language of . See 2006 Amendment note below. Pursuant to , as amended by , subsec. (c)(2) was amended, effective , to read as it read on . The amendment by , which delayed the reversion of subsec. (c)(2) from , to , was given effect to reflect the probable intent of Congress, notwithstanding that was enacted on .
Pub. L. 114–23, § 701(a)Subsecs. (f) to (j). , added subsec. (f) and redesignated former subsecs. (f) to (i) as (g) to (j), respectively.
Pub. L. 112–14Pub. L. 109–177, § 102(b)(1)2011—Subsec. (c)(2). amended directory language of . See 2006 Amendment note below.
Pub. L. 112–3Pub. L. 109–177, § 102(b)(1) amended directory language of . See 2006 Amendment note below.
Pub. L. 111–141Pub. L. 109–177, § 102(b)(1)2010—Subsec. (c)(2). amended directory language of . See 2006 Amendment note below.
Pub. L. 111–259Pub. L. 108–458, § 1071(e)Subsec. (c)(2)(C). made technical amendment to directory language of . See 2004 Amendment note below.
Pub. L. 111–118Pub. L. 109–177, § 102(b)(1)2009—Subsec. (c)(2). amended directory language of . See 2006 Amendment note below.
Pub. L. 110–261, § 105(a)(1)2008—Subsec. (a). , redesignated pars. (2) to (5) as (1) to (4), respectively, and struck out former par. (1) which read as follows: “the President has authorized the Attorney General to approve applications for electronic surveillance for foreign intelligence information;”.
Pub. L. 110–261, § 105(a)(2)Subsec. (b). , substituted “(a)(2)” for “(a)(3)”.
Pub. L. 110–261, § 105(a)(3)Subsec. (c)(1)(D) to (F). , inserted “and” after semicolon at and of subpar. (D), substituted a period for “; and” in subpar. (E), and struck out subpar. (F) which read as follows: “whenever more than one electronic, mechanical, or other surveillance device is to be used under the order, the authorized coverage of the devices involved and what minimization procedures shall apply to information subject to acquisition by each device.”
Pub. L. 110–261, § 105(a)(4)Subsec. (d). , (5), redesignated subsec. (e) as (d) and struck out former subsec. (d) which related to exclusion of certain information respecting foreign power targets from ex parte order.
Pub. L. 110–261, § 110(c)(1)Subsec. (d)(2). , substituted “paragraph (5), (6), or (7) of section 1801(a)” for “section 1801(a)(5) or (6)”.
Pub. L. 110–261, § 105(a)(5)Subsec. (e). , (6), redesignated subsec. (f) as (e) and amended it generally. Prior to amendment, subsec. (e) related to authority of the Attorney General to authorize emergency employment of electronic surveillance and required application to a judge within 72 hours after authorization. Former subsec. (e) redesignated (d).
Pub. L. 110–261, § 105(a)(5)Subsecs. (f) to (i). , (7), added subsec. (i) and redesignated former subsecs. (g) to (i) as (f) to (h), respectively. Former subsec. (f) redesignated (e).
Pub. L. 109–177, § 108(b)(1)Specifications2006—Subsec. (c)(1). , substituted “(1) .—An order approving an electronic surveillance under this section shall specify—” for “An order approving an electronic surveillance under this section shall—
“(1) specify—”.
Pub. L. 109–177, § 108(a)(2)(A)section 1804(a)(3) of this titleSubsec. (c)(1)(A). , substituted “specific target of the electronic surveillance identified or described in the application pursuant to ” for “target of the electronic surveillance”.
Pub. L. 109–177, § 108(b)(2)Subsec. (c)(1)(F). , substituted period for “; and” at end.
Pub. L. 109–177, § 108(b)(3)Subsec. (c)(2). , inserted par. heading and substituted “An order approving an electronic surveillance under this section shall direct” for “direct” in introductory provisions.
Pub. L. 109–177, § 102(b)(1)Pub. L. 111–118Pub. L. 111–141Pub. L. 112–3Pub. L. 112–14Pub. L. 114–23, § 705(a)Pub. L. 116–69, as amended by , , , , , (c), and , amended par. (2), effective , so as to read as it read on . Prior to amendment, par. (2) established requirements of orders approving electronic surveillance.
Pub. L. 109–177, § 108(a)(2)(B)Subsec. (c)(2)(B). , substituted “where the Court finds, based upon specific facts provided in the application,” for “where the Court finds”.
Pub. L. 109–177, § 108(b)(4)Subsec. (c)(3). , added par. (3).
Pub. L. 109–177, § 105(a)(1)section 1801(b)(1)(A) of this titleSubsec. (e)(1)(B). , substituted “who is not a United States person” for “, as defined in ”.
Pub. L. 109–177, § 105(a)(2)section 1801(b)(1)(A) of this titleSubsec. (e)(2)(B). , substituted “who is not a United States person” for “as defined in ”.
Pub. L. 108–458, § 1071(e)Pub. L. 111–2592004—Subsec. (c)(2)(C). , as amended by , substituted “Director of National Intelligence” for “Director of Central Intelligence”.
Pub. L. 107–273Pub. L. 107–56, § 2252002—Subsec. (i). amended . See 2001 Amendment notes below.
Pub. L. 107–108, § 314(a)(2)(A)2001—Subsec. (c)(1)(B). , inserted “, if known” before semicolon at end.
Pub. L. 107–56, § 206Subsec. (c)(2)(B). , inserted “, or in circumstances where the Court finds that the actions of the target of the application may have the effect of thwarting the identification of a specified person, such other persons,” after “specified person”.
Pub. L. 107–56, § 207(a)(1)section 1801(b)(1)(A) of this titleSubsec. (e)(1). , inserted “(A)” after “except that” and “, and (B) an order under this chapter for a surveillance targeted against an agent of a foreign power, as defined in may be for the period specified in the application or for 120 days, whichever is less” before period at end.
Pub. L. 107–56, § 207(b)(1)Pub. L. 107–108, § 314(c)(1)section 1801(b)(1)(A) of this titleSubsec. (e)(2). , as amended by , inserted “(A)” after “except that” and “, and (B) an extension of an order under this chapter for a surveillance targeted against an agent of a foreign power as defined in may be for a period not to exceed 1 year” before period at end.
Pub. L. 107–108, § 314(a)(2)(B)Subsec. (f). , substituted “72 hours” for “twenty-four hours” in two places in concluding provisions.
Pub. L. 107–108, § 314(a)(2)(C)section 225 of Pub. L. 107–56section 602(b)(2) of Pub. L. 106–567Subsec. (h). , transferred subsec. (h) added by to appear after the subsec. (h) redesignated by , and redesignated the transferred subsec. (h) as subsec. (i). See Codification note above.
Pub. L. 107–108, § 314(a)(2)(D)Subsec. (i). , inserted “for electronic surveillance or physical search” before period at end.
Pub. L. 107–108, § 314(a)(2)(C)section 225 of Pub. L. 107–56section 602(b)(2) of Pub. L. 106–567, transferred subsec. (h) added by to appear after the subsec. (h) redesignated by , and redesignated the transferred subsec. (h) as subsec. (i). See Codification note above.
Pub. L. 107–56, § 225Pub. L. 107–273, § 4005(c), as amended by , added subsec. (i) relating to bar of legal action.
Pub. L. 106–567, § 602(b)(1)2000—Subsecs. (b), (c). , (2), added subsec. (b) and redesignated former subsec. (b) as (c). Former subsec. (c) redesignated (d).
Pub. L. 106–567, § 602(b)(1)Subsec. (d). , (3), redesignated subsec. (c) as (d) and substituted “subsection (c)(1)” for “subsection (b)(1)”. Former subsec. (d) redesignated (e).
Pub. L. 106–567, § 602(b)(1)Subsecs. (e) to (h). , redesignated subsecs. (d) to (g) as (e) to (h), respectively.
Pub. L. 98–549section 6(a) of Pub. L. 98–549section 605 of Title 47Pub. L. 98–5491984—Subsec. (f)(2)(C). substituted “section 705” for “section 605” in the original to accommodate renumbering of sections in subchapter VI (section 601 et seq.) of chapter 5 of Title 47, Telegraphs, Telephones, and Radiotelegraphs, by . Because both sections translate as “”, the amendment by resulted in no change in text.
Statutory Notes and Related Subsidiaries
Effective Date of 2008 Amendment
Pub. L. 110–261section 404 of Pub. L. 110–261section 1801 of this titlesection 402 of Pub. L. 110–261section 1801 of this titleAmendment by effective , except as provided in , set out as a Transition Procedures note under , see , set out as an Effective Date of 2008 Amendment note under .
Effective Date of 2006 Amendment
Pub. L. 109–177, title I, § 102(b)120 Stat. 195 Pub. L. 111–118, div. B, § 1004(a)123 Stat. 3470 Pub. L. 111–141, § 1(a)124 Stat. 37 Pub. L. 112–3, § 2(a)125 Stat. 5 Pub. L. 112–14, § 2(a)125 Stat. 216 Pub. L. 114–23, title VII, § 705(a)129 Stat. 300 Pub. L. 116–69, div. B, title VII, § 1703(a)133 Stat. 1143
In general .—
Exception .—
Pub. L. 109–177, § 102(b)(1)Pub. L. 112–14Pub. L. 114–23, § 705(a)Pub. L. 114–23[, set out above, as amended by , provided that sections 1861 and 1862 of this title and subsec. (c)(2) of this section were amended, effective , to read as they read on . , amended section 102(b)(1) by substituting “” for “”, thereby delaying the reversion of those provisions until . Such amendment was given effect in those provisions by not executing the reversions on , to reflect the probable intent of Congress, notwithstanding that was enacted on . See Amendment of Subsection (c)(2) note and 2015 Amendment note for subsec. (c)(2) above and Codification and 2015 Amendment notes under sections 1861 and 1862 of this title.]
Effective Date of 2004 Amendment
Pub. L. 108–458section 3001 of this titleFor Determination by President that amendment by take effect on , see Memorandum of President of the United States, , 70 F.R. 23925, set out as a note under .
Pub. L. 108–458section 1097(a) of Pub. L. 108–458section 3001 of this titleAmendment by effective not later than six months after , except as otherwise expressly provided, see , set out in an Effective Date of 2004 Amendment; Transition Provisions note under .
Effective Date of 2002 Amendment
Pub. L. 107–273, div. B, title IV, § 4005(c)116 Stat. 1812 , , , provided that the amendment made by section 4005(c) is effective .
Effective Date of 2001 Amendment
Pub. L. 107–108, title III, § 314(c)115 Stat. 1402 section 314(c)(1) of Pub. L. 107–108Pub. L. 107–56, , , provided in part that the amendment made by is effective as of , and as if included in as originally enacted.
Effective Date of 1984 Amendment
Pub. L. 98–549section 9(a) of Pub. L. 98–549section 521 of Title 47Amendment by effective 60 days after , except where otherwise expressly provided, see , set out as a note under , Telecommunications.