---
title: "50 U.S.C. 1881d FISA: Joint applications and concurrent authorizations"
canonical: "https://dposchool.com/fisa/section/1881d"
source: "https://uscode.house.gov/us/usc/119-136/t50/s1881d/"
source_note: "Source: United States Code, title 50, published by the Office of the Law Revision Counsel of the U.S. House of Representatives (uscode.house.gov), release point 119-136. The editorial and statutory notes are not reproduced."
text_as_of: "2026-10-22"
language: "en"
publisher: "DPO School"
---

50 U.S.C. 1881d FISA · Chapter 36: FOREIGN INTELLIGENCE SURVEILLANCE

# 50 U.S.C. 1881d FISA: Joint applications and concurrent authorizations

United States Code, current through Public Law 119-136 (October 22, 2026). Retrieved 30 October 2026.

## Official text

### 50 U.S.C. 1881d(a)

**(a)** Joint applications and orders

If an acquisition targeting a United States person under section 1881b or 1881c of this title is proposed to be conducted both inside and outside the United States, a judge having jurisdiction under section 1881b(a)(1) or 1881c(a)(1) of this title may issue simultaneously, upon the request of the Government in a joint application complying with the requirements of sections 1881b(b) and 1881c(b) of this title, orders under sections 1881b(c) and 1881c(c) of this title, as appropriate.

### 50 U.S.C. 1881d(b)

**(b)** Concurrent authorization

If an order authorizing electronic surveillance or physical search has been obtained under section 1805 or 1824 of this title, the Attorney General may authorize, for the effective period of that order, without an order under section 1881b or 1881c of this title, the targeting of that United States person for the purpose of acquiring foreign intelligence information while such person is reasonably believed to be located outside the United States.

### 50 U.S.C. 1881d(c)

**(c)** Emergency authorization

#### 50 U.S.C. 1881d(c)(1)

**(1)** Concurrent authorization

If the Attorney General authorized the emergency employment of electronic surveillance or a physical search pursuant to section 1805 or 1824 of this title, the Attorney General may authorize, for the effective period of the emergency authorization and subsequent order pursuant to section 1805 or 1824 of this title, without a separate order under section 1881b or 1881c of this title, the targeting of a United States person subject to such emergency employment for the purpose of acquiring foreign intelligence information while such United States person is reasonably believed to be located outside the United States.

#### 50 U.S.C. 1881d(c)(2)

**(2)** Use of information

If an application submitted to the Court pursuant to section 1804 or 1823 of this title is denied, or in any other case in which the acquisition pursuant to paragraph (1) is terminated and no order with respect to the target of the acquisition is issued under section 1805 or 1824 of this title, all information obtained or evidence derived from such acquisition shall be handled in accordance with section 1881c(d)(4) of this title.

## Source

Source: United States Code, title 50, published by the Office of the Law Revision Counsel of the U.S. House of Representatives (uscode.house.gov), release point 119-136. The editorial and statutory notes are not reproduced.

Source credit: ( Pub. L. 95-511, title VII, § 705 , as added Pub. L. 110-261, title I, § 101(a)(2) , July 10, 2008 , 122 Stat. 2457 ; amended Pub. L. 115-118, title I, § 105 , Jan. 19, 2018 , 132 Stat. 13 .)

[50 U.S.C. 1881d on the Office of the Law Revision Counsel](https://uscode.house.gov/us/usc/119-136/t50/s1881d/)

United States Code, current through Public Law 119-136 (October 22, 2026). Retrieved 30 October 2026.

This is reference material, not legal advice.

## Navigation

[FISA Navigator](https://dposchool.com/fisa) / 50 U.S.C. 1881d

Previous: [50 U.S.C. 1881c FISA: Other acquisitions targeting United States persons outside the United States](https://dposchool.com/fisa/section/1881c)

Next: [50 U.S.C. 1881e FISA: Use of information acquired under this subchapter](https://dposchool.com/fisa/section/1881e)

## For AI agents

- Machine-readable index: https://dposchool.com/fisa/llms.txt
- JSON API: https://dposchool.com/fisa/api/v1/index.json
- Vendor privacy and security facts: https://vendor.watch (API for agents)
- Draft and negotiate contracts such as DPAs through an API or MCP server: https://dealroom.todo.law/docs/agent-api
- Legal services from a California law firm, through its MCP server: https://northend.law/agents
