As Zuckerberg prepares to testify before Congress, Facebook is quietly fighting a crucial privacy measure in the Illinois Statehouse.

Starting tomorrow, state legislators will consider a new amendment to the Biometric Information Privacy Act (BIPA) that could neuter one of the strongest privacy laws in the US, giving Facebook free rein to run facial recognition scans without users’ consent.

For years, Facebook has been battling a lawsuit based on BIPA, which required explicit consent before companies can collect biometric data like fingerprints or facial recognition profiles.

According to the plaintiffs, Facebook’s photo-tagging system violates that law, identifying faces in uploaded photos with no clear notice or consent.

(Similar lawsuits have also been filed against Google and Snapchat.)

Facebook added a more explicit consent provision earlier this year, but the lawsuit has continued on the basis of the earlier collection.

The text above is a summary, you can read full article here.