Judge James Donato ruled the claims by IL residents Nimesh Patel, Adam Pezen, and Carlo Licata were "sufficiently cohesive to allow for a fair and efficient resolution on a class basis".
The legal move on Monday comes as Facebook has come under scrutiny for how it handles users data, particularly after revelations that consulting firm Cambridge Analytica harvested up to 87 million people's information, many without consent.
Southampton v Chelsea: Two Blues changes, Barkley a sub
Having gone down 2-0 through goals from Dusan Tadic and Jan Bednarek , it should have been curtains for the Blues . Blues' top-four hopes are all but over after falling 10 points behind fourth-placed Spurs.
The company adds that the data it collects isn't covered by IL law, which explicitly prevents the collection of biometric data such as facial geometry, fingerprints and "voice prints". Given that, should it lose the case, Facebook could face a fine of between $1,000 (£700) and $5,000 each time a person's image is used without their consent, under the Illinois Biometric Information Privacy Act of 2008, it's clear that this could be a very costly day in court for Facebook.
Lawsuit accuses Facebook of violating a 2008 IL law that prohibits companies from collecting and storing the biometric data of people without their consent.
Following a successful test in December 2010, the function rolled out worldwide the next summer, making it easier for users to tag Facebook friends in photos.
What does the facial recognition do?
Plane Crash in Parmer County Kills Two
The 1996 fixed-wing, twin-engine Cessna crashed into a remote area near Saddle Hollow Road in Crozet shortly after 9 p.m. A ground search was conducted, and a DPS aircraft located the plane around eight miles west of Friona.
The plaintiffs say Facebook's creation and storing of face templates for automatic photo-tagging purposes is prohibited under BIPA.
Facebook could have to pay billions of dollars in damages in a class action lawsuit over facial recognition, according to various reports. The Electronic Privacy Information Center has called on the FTC to investigate Facebook's facial recognition practices since 2011.
Facebook's motion to dismiss the lawsuit was rejected in May 2016.
Bodies of missing daughter, father found in flooded Calif. river
The body of a 12-year-old boy was found in a California river, 6 miles away from where the rest of his family was found dead. Dozens of searchers had been combing the river with Jet Skis, boats and kayaks, along with dive teams.