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S 4739 119th Congress · Senate

Senate Bill to Tighten Foreign Surveillance Rules

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Official title: A bill to implement reforms relating to foreign intelligence surveillance authorities, to prohibit reverse targeting of United States persons and persons located in the United States, and for other purposes.

This Senate bill would reform foreign intelligence surveillance authorities and bar “reverse targeting” of U.S. persons and people located in the United States. In practical terms, it is aimed at preventing the government from using surveillance authorities meant for foreign targets as a workaround to collect Americans’ communications. The bill would primarily affect intelligence agencies, surveillance courts and oversight processes, and people whose communications may be incidentally or intentionally swept up in foreign-intelligence collection.

  • Prohibits “reverse targeting” of U.S. persons and people located in the United States.
  • Reforms foreign intelligence surveillance authorities used by federal intelligence agencies.
  • Applies to surveillance practices that could otherwise reach Americans through foreign-target investigations.
  • Referred to the Senate Select Committee on Intelligence for review.
Public Relevance 60 / 100
Niche Broad impact Broad

For most people, this bill would mainly matter by tightening limits on how federal intelligence agencies can use foreign-surveillance tools when Americans are involved. If you are a U.S. person or live in the United States, the practical effect would be stronger protection against being targeted indirectly through a foreign target, with fewer chances that your communications are collected under a foreign-intelligence rationale. The main offset is that intelligence agencies could have less flexibility in some investigations involving foreign threats that touch U.S.-based communications.

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FOR
  • Civil liberties advocates They argue the bill would close a major loophole that can let the government collect Americans’ communications under authorities meant for foreign targets. Stronger limits would better protect privacy and reduce the risk of domestic surveillance by proxy.
  • Privacy-conscious internet and communications users People who rely on email, messaging apps, and cloud services want clearer rules that prevent their data from being swept into intelligence collection. The bill promises more accountability when surveillance touches U.S.-based communications.
  • Oversight-focused lawmakers Supporters see the bill as a way to force agencies to use surveillance powers more narrowly and transparently. They argue that tighter statutory limits improve trust without eliminating legitimate foreign-intelligence collection.
AGAINST
  • National security officials They may argue that stricter anti-reverse-targeting rules could make it harder to identify foreign operatives who communicate through U.S. persons or domestic infrastructure. In their view, the bill could reduce operational flexibility in fast-moving investigations.
  • Intelligence community lawyers and compliance staff They may worry the bill would add legal complexity and slow down surveillance approvals. More restrictive targeting rules can increase the risk of missed threats or delayed collection when foreign and domestic communications are intertwined.
  • Some lawmakers focused on counterterrorism and counterintelligence They may contend that the existing framework already includes oversight and that new restrictions could create gaps exploited by adversaries. Their concern is that narrowing surveillance authorities might weaken the government’s ability to detect plots early.
  • “prohibit reverse targeting of United States persons”

    This means agencies could not use a foreign target as a pretext to collect information about an American. In practice, it is meant to stop end-runs around domestic privacy protections.

  • “persons located in the United States”

    The protection is not limited to citizens; it also covers people physically in the country. That broadens the reach of the restriction to residents, visitors, and others on U.S. soil.

  • “foreign intelligence surveillance authorities”

    The bill would change the legal rules governing intelligence collection tied to foreign threats. Those rules affect how agencies seek approvals, target communications, and handle collected data.

  • “for other purposes”

    This signals the measure may include additional oversight or technical changes beyond the headline prohibition. Such provisions often shape how the main rule is implemented and enforced.

June 10, 2026

Read twice and referred to the Select Committee on Intelligence.

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