PolicyBrief
S. 1351
119th CongressApr 8th 2025
Sister City Transparency Act
IN COMMITTEE

This Act mandates a study by the Comptroller General on the transparency and risks associated with U.S. sister city partnerships involving communities from countries with significant public sector corruption.

Marsha Blackburn
R

Marsha Blackburn

Senator

TN

LEGISLATION

New Transparency Act Mandates Study on Sister Cities in Corrupt Countries, Focusing on Security Risks

The Sister City Transparency Act isn't about changing the rules right now; it’s about sending in the auditors. This bill mandates a detailed, nine-month study by the Comptroller General (the government’s chief accountant and investigator) on specific sister city partnerships—the ones involving foreign communities from countries with significant public sector corruption.

The Fine Print on Corruption

To be clear, this study isn't targeting every sister city partnership. It focuses narrowly on those where the foreign partner comes from a country that scored 45 or less on the 2019 Transparency International Corruption Perceptions Index. While that 2019 data point might feel a little dated, it sets a clear, objective line for who gets investigated. The study will look at everything from how U.S. cities pick their foreign counterparts to what kind of economic and educational activities they are actually doing on the ground (SEC. 3).

What They're Looking For: Real-World Vulnerabilities

The core of this bill is risk assessment. The Comptroller General is required to figure out if these partnerships create vulnerabilities for U.S. communities. Think about a mid-sized U.S. city that develops an economic partnership with a foreign entity flagged by this index. The study will check if that partnership makes the U.S. city vulnerable to “unfair business tactics” or if the educational exchanges might limit free speech (SEC. 3).

For everyday people, this matters because sister city agreements often touch local infrastructure, business development, and schools. The study is specifically tasked with looking at whether these partnerships could be used by foreign entities to gain access to local business, academic, or political groups, or even to advance strategic goals that hurt U.S. national security or steal industrial secrets. Essentially, they are asking: Are these cultural exchanges cover for something more complicated and potentially harmful?

Transparency and the Classified Section

Once the study is complete, the Comptroller General must report the findings, conclusions, and recommendations to Congress within nine months. This report is supposed to review current activities and identify best practices for transparency. However, there’s a catch: the bill allows for a “separate, classified section” of the report (SEC. 3). While sensitive security findings often need to be classified, this provision means that some of the most critical observations about risks might not be made public, limiting the transparency the bill is supposedly seeking to achieve.

For local governments, this bill means potential administrative headaches. U.S. communities involved in these specific partnerships will likely face requests for extensive documentation on their contracts, operations, and selection processes to feed the Comptroller General’s investigation. The benefit, if the study is thorough, is that it could help local leaders identify and mitigate genuine security risks before they become major problems.