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18 U.S.C. § 3125 — Emergency pen register and trap and
Federal law — U.S. Code and appendices · legal_authorities
Page 713
TITLE 18—CRIMES AND CRIMINAL PROCEDURE
§ 3125
nished, pursuant to section 3123(b) or section
3125 of this title, to the officer of a law enforce-
ment agency, designated in the court order, at
reasonable intervals during regular business
hours for the duration of the order.
(c) COMPENSATION.—A provider of a wire or
electronic communication service, landlord, cus-
todian, or other person who furnishes facilities
or technical assistance pursuant to this section
shall be reasonably compensated for such rea-
sonable expenses incurred in providing such fa-
cilities and assistance.
(d) NO CAUSE OF ACTION AGAINST A PROVIDER
DISCLOSING INFORMATION UNDER THIS CHAPTER.—
No cause of action shall lie in any court against
any provider of a wire or electronic communica-
tion service, its officers, employees, agents, or
other specified persons for providing informa-
tion, facilities, or assistance in accordance with
a court order under this chapter, request pursu-
ant to section 3125 of this title, or an order from
a foreign government that is subject to an exec-
utive agreement that the Attorney General has
determined and certified to Congress satisfies
section 2523.
(e) DEFENSE.—A good faith reliance on a court
order under this chapter, a request pursuant to
section 3125 of this title, a legislative authoriza-
tion, a statutory authorization, or a good faith
determination that the conduct complained of
was permitted by an order from a foreign gov-
ernment that is subject to executive agreement
that the Attorney General has determined and
certified to Congress satisfies section 2523, is a
complete defense against any civil or criminal
action brought under this chapter or any other
law.
(f) COMMUNICATIONS ASSISTANCE ENFORCEMENT
ORDERS.—Pursuant to s
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Source location: USCODE-2024-title18-partII-chap206-sec3125.pdf
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Page 713
TITLE 18—CRIMES AND CRIMINAL PROCEDURE
§ 3125
nished, pursuant to section 3123(b) or section
3125 of this title, to the officer of a law enforce-
ment agency, designated in the court order, at
reasonable intervals during regular business
hours for the duration of the order.
(c) COMPENSATION.—A provider of a wire or
electronic communication service, landlord, cus-
todian, or other person who furnishes facilities
or technical assistance pursuant to this section
shall be reasonably compensated for such rea-
sonable expenses incurred in providing such fa-
cilities and assistance.
(d) NO CAUSE OF ACTION AGAINST A PROVIDER
DISCLOSING INFORMATION UNDER THIS CHAPTER.—
No cause of action shall lie in any court against
any provider of a wire or electronic communica-
tion service, its officers, employees, agents, or
other specified persons for providing informa-
tion, facilities, or assistance in accordance with
a court order under this chapter, request pursu-
ant to section 3125 of this title, or an order from
a foreign government that is subject to an exec-
utive agreement that the Attorney General has
determined and certified to Congress satisfies
section 2523.
(e) DEFENSE.—A good faith reliance on a court
order under this chapter, a request pursuant to
section 3125 of this title, a legislative authoriza-
tion, a statutory authorization, or a good faith
determination that the conduct complained of
was permitted by an order from a foreign gov-
ernment that is subject to executive agreement
that the Attorney General has determined and
certified to Congress satisfies section 2523, is a
complete defense against any civil or criminal
action brought under this chapter or any other
law.
(f) COMMUNICATIONS ASSISTANCE ENFORCEMENT
ORDERS.—Pursuant to section 2522, an order may
be issued to enforce the assistance capability
and capacity requirements under the Commu-
nications Assistance for Law Enforcement Act.
(Added Pub. L. 99–508, title III, § 301(a), Oct. 21,
1986, 100 Stat. 1870; amended Pub. L. 100–690, title
VII, §§ 7040, 7092(b), (d), Nov. 18, 1988, 102 Stat.
4399, 4411; Pub. L. 101–647, title XXXV, § 3575,
Nov. 29, 1990, 104 Stat. 4929; Pub. L. 103–414, title
II, § 201(b)(2), Oct. 25, 1994, 108 Stat. 4290; Pub. L.
107–56, title II, § 216(c)(5), (6), Oct. 26, 2001, 115
Stat. 290; Pub. L. 115–141, div. V, § 104(3)(B), Mar.
23, 2018, 132 Stat. 1217.)
Editorial Notes
REFERENCES IN TEXT
The Communications Assistance for Law Enforce-
ment Act, referred to in subsec. (f), is title I of Pub. L.
103–414, Oct. 25, 1994, 108 Stat. 4279, which is classified
generally to subchapter I (§ 1001 et seq.) of chapter 9 of
Title 47, Telecommunications. For complete classifica-
tion of this Act to the Code, see Short Title note set
out under section 1001 of Title 47 and Tables.
AMENDMENTS
2018—Subsec. (d). Pub. L. 115–141, § 104(3)(B)(i), amend-
ed subsec. (d) generally. Prior to amendment, text read
as follows: ‘‘No cause of action shall lie in any court
against any provider of a wire or electronic commu-
nication service, its officers, employees, agents, or
other specified persons for providing information, fa-
cilities, or assistance in accordance with a court order
under this chapter or request pursuant to section 3125
of this title.’’
Subsec. (e). Pub. L. 115–141, § 104(3)(B)(ii), amended
subsec. (e) generally. Prior to amendment, text read as
follows: ‘‘A good faith reliance on a court order under
this chapter, a request pursuant to section 3125 of this
title, a legislative authorization, or a statutory author-
ization is a complete defense against any civil or crimi-
nal action brought under this chapter or any other
law.’’
2001—Subsec. (b). Pub. L. 107–56, § 216(c)(6), inserted
‘‘or other facility’’ after ‘‘the appropriate line’’.
Subsec. (d). Pub. L. 107–56, § 216(c)(5), struck out ‘‘the
terms of’’ before ‘‘a court order’’.
1994—Subsec. (f). Pub. L. 103–414 added subsec. (f).
1990—Subsec. (b). Pub. L. 101–647 substituted ‘‘section
3123(b)’’ for ‘‘subsection 3123(b)’’.
1988—Subsec. (b). Pub. L. 100–690, §§ 7040, 7092(d), in-
serted ‘‘, pursuant to subsection 3123(b) or section 3125
of this title,’’ after ‘‘shall be furnished’’ and ‘‘order’’
after last reference to ‘‘court’’.
Subsec. (d). Pub. L. 100–690, § 7092(b)(1), inserted ‘‘or
request pursuant to section 3125 of this title’’ after
‘‘this chapter’’.
Subsec. (e). Pub. L. 100–690, § 7092(b)(2), inserted
‘‘under this chapter, a request pursuant to section 3125
of this title’’ after ‘‘court order’’.
Statutory Notes and Related Subsidiaries
EFFECTIVE DATE
Section effective 90 days after Oct. 21, 1986, and, in
case of conduct pursuant to court order or extension,
applicable only with respect to court orders and exten-
sions made after such date, with special rule for State
authorizations of interceptions, see section 302 of Pub.
L. 99–508, set out as a note under section 3121 of this
title.
ASSISTANCE TO LAW ENFORCEMENT AGENCIES
Pub. L. 107–56, title II, § 222, Oct. 26, 2001, 115 Stat. 292,
provided that: ‘‘Nothing in this Act [see Short Title of
2001 Amendment note set out under section 1 of this
title] shall impose any additional technical obligation
or requirement on a provider of a wire or electronic
communication service or other person to furnish fa-
cilities or technical assistance. A provider of a wire or
electronic communication service, landlord, custodian,
or other person who furnishes facilities or technical as-
sistance pursuant to section 216 [amending this section
and sections 3121, 3123, and 3127 of this title] shall be
reasonably compensated for such reasonable expendi-
tures incurred in providing such facilities or assist-
ance.’’
§ 3125. Emergency pen register and trap and
trace device installation
(a) Notwithstanding any other provision of
this chapter, any investigative or law enforce-
ment officer, specially designated by the Attor-
ney General, the Deputy Attorney General, the
Associate Attorney General, any Assistant At-
torney General, any acting Assistant Attorney
General, or any Deputy Assistant Attorney Gen-
eral, or by the principal prosecuting attorney of
any State or subdivision thereof acting pursuant
to a statute of that State, who reasonably deter-
mines that—
(1) an emergency situation exists that in-
volves—
(A) immediate danger of death or serious
bodily injury to any person;
(B) conspiratorial activities characteristic
of organized crime;
(C) an immediate threat to a national se-
curity interest; or
(D) an ongoing attack on a protected com-
puter (as defined in section 1030) that con-
Page 714
TITLE 18—CRIMES AND CRIMINAL PROCEDURE
§ 3126
stitutes a crime punishable by a term of im-
prisonment greater than one year;
that requires the installation and use of a pen
register or a trap and trace device before an
order authorizing such installation and use
can, with due diligence, be obtained, and
(2) there are grounds upon which an order
could be entered under this chapter to author-
ize such installation and use;
may have installed and use a pen register or
trap and trace device if, within forty-eight hours
after the installation has occurred, or begins to
occur, an order approving the installation or use
is issued in accordance with section 3123 of this
title.
(b) In the absence of an authorizing order,
such use shall immediately terminate when the
information sought is obtained, when the appli-
cation for the order is denied or when forty-
eight hours have lapsed since the installation of
the pen register or trap and trace device, which-
ever is earlier.
(c) The knowing installation or use by any in-
vestigative or law enforcement officer of a pen
register or trap and trace device pursuant to
subsection (a) without application for the au-
thorizing order within forty-eight hours of the
installation shall constitute a violation of this
chapter.
(d) A provider of a wire or electronic service,
landlord, custodian, or other person who fur-
nished facilities or technical assistance pursu-
ant to this section shall be reasonably com-
pensated for such reasonable expenses incurred
in providing such facilities and assistance.
(Added Pub. L. 100–690, title VII, § 7092(a)(2), Nov.
18, 1988, 102 Stat. 4410; amended Pub. L. 103–322,
title XXXIII, § 330008(3), Sept. 13, 1994, 108 Stat.
2142; Pub. L. 104–294, title VI, § 601(f)(5), Oct. 11,
1996, 110 Stat. 3499; Pub. L. 107–296, title XXII,
§ 2207(i), formerly title II, § 225(i), Nov. 25, 2002,
116 Stat. 2158, renumbered § 2207(i), Pub. L.
115–278, § 2(g)(2)(I), Nov. 16, 2018, 132 Stat. 4178.)
Editorial Notes
PRIOR PROVISIONS
A prior section 3125 was renumbered section 3126 of
this title.
AMENDMENTS
2002—Subsec. (a)(1)(C), (D). Pub. L. 107–296 added sub-
pars. (C) and (D).
1996—Subsec. (a). Pub. L. 104–294 struck out closing
quotation mark at end.
1994—Subsec. (a). Pub. L. 103–322, § 330008(3)(A), (B),
substituted ‘‘use;’’ for ‘‘use’ ’’ in par. (2) and directed
that matter beginning with ‘‘may have installed’’ and
ending with ‘‘section 3123 of this title’’ be realigned so
that it is flush to the left margin, which was executed
to text containing a period after ‘‘section 3123 of this
title’’, to reflect the probable intent of Congress.
Subsec. (d). Pub. L. 103–322, § 330008(3)(C), substituted
‘‘provider of’’ for ‘‘provider for’’.
Statutory Notes and Related Subsidiaries
EFFECTIVE DATE OF 2002 AMENDMENT
Amendment by Pub. L. 107–296 effective 60 days after
Nov. 25, 2002, see section 4 of Pub. L. 107–296, set out as
an Effective Date note under section 101 of Title 6, Do-
mestic Security.
EFFECTIVE DATE
Section effective 90 days after Oct. 21, 1986, and, in
case of conduct pursuant to court order or extension,
applicable only with respect to court orders and exten-
sions made after such date, with special rule for State
authorizations of interceptions, see section 302 of Pub.
L. 99–508, set out as a note under section 3121 of this
title.
§ 3126. Reports concerning pen registers and
trap and trace devices
The Attorney General shall annually report to
Congress on the number of pen register orders
and orders for trap and trace devices applied for
by law enforcement agencies of the Department
of Justice, which report shall include informa-
tion concerning—
(1) the period of interceptions authorized by
the order, and the number and duration of any
extensions of the order;
(2) the offense specified in the order or appli-
cation, or extension of an order;
(3) the number of investigations involved;
(4) the number and nature of the facilities
affected; and
(5) the identity, including district, of the ap-
plying investigative or law enforcement agen-
cy making the application and the person au-
thorizing the order.
(Added Pub. L. 99–508, title III, § 301(a), Oct. 21,
1986, 100 Stat. 1871, § 3125; renumbered § 3126, Pub.
L. 100–690, title VII, § 7092(a)(1), Nov. 18, 1988, 102
Stat. 4410; amended Pub. L. 106–197, § 3, May 2,
2000, 114 Stat. 247.)
Editorial Notes
PRIOR PROVISIONS
A prior section 3126 was renumbered section 3127 of
this title.
AMENDMENTS
2000—Pub. L. 106–197 substituted ‘‘, which report shall
include information concerning—’’ and pars. (1) to (5)
for period at end.
1988—Pub. L. 100–690 renumbered section 3125 of this
title as this section.
Statutory Notes and Related Subsidiaries
EFFECTIVE DATE
Section effective 90 days after Oct. 21, 1986, and, in
case of conduct pursuant to court order or extension,
applicable only with respect to court orders and exten-
sions made after such date, with special rule for State
authorizations of interceptions, see section 302 of Pub.
L. 99–508, set out as a note under section 3121 of this
title.
REPORT ON USE OF DCS 1000 (CARNIVORE) TO
IMPLEMENT ORDERS UNDER SECTION 3123
Pub. L. 107–273, div. A, title III, § 305(a), Nov. 2, 2002,
116 Stat. 1782, provided that: ‘‘At the same time that
the Attorney General submits to Congress the annual
reports required by section 3126 of title 18, United
States Code, that are respectively next due after the
end of each of the fiscal years 2002 and 2003, the Attor-
ney General shall also submit to the Chairmen and
ranking minority members of the Committees on the
Judiciary of the Senate and of the House of Representa-
tives a report, covering the same respective time pe-
riod, on the number of orders under section 3123 applied
for by law enforcement agencies of the Department of
Justice whose implementation involved the use of the
Cross-references
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Federal law — U.S. Code and appendices · legal_authorities
**(a)** Notwithstanding any other provision of this chapter, any investigative or law enforcement officer, specially designated by the Attorney General, the Deputy Attorney General, the Associate Attorney General, any Assistant Attorney General, any acting Assistant Attorney General, or any Deputy Assistant Attorney General, or by the principal prosecuting attorney of any State or subdivision thereof acting pursuant to a statute of that State, who reasonably determines that—
(1) an emergency situation exists that involves—
(A) immediate danger of death or serious bodily injury to any person;
(B) conspiratorial activities characteristic of organized crime;
(C) an immediate threat to a national security interest; or
(D) an ongoing attack on a protected computer (as defined in section 1030) that constitutes a crime punishable by a term of imprisonment greater than one year;
that requires the installation and use of a pen register or a trap and trace device before an order authorizing such installation and use can, with due diligence, be obtained, and
(2) there are grounds upon which an order could be entered under this chapter to authorize such installation and use;
may have installed and use a pen register or trap and trace device if, within forty-eight hours after the installation has occurred, or begins to occur, an order approving the installation or use is issued in accordance with [section 3123 of this title](https://uscode.house.gov/view.xhtml?req=granuleid:USC-prelim-title18-section3123&num=0&edition=prelim).
**(b)** In the absence of an authorizing order, such use shall immediately terminate when the information sought is obtained, when the application for the order is denied or when forty-eight hours have lapsed since the installation of the pen
Source: Supplied U.S. Code snapshot — release unconfirmed · 18 U.S.C. § 3125
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