Gig economy companies such as Uber, GrubHub and Lyft will face renewed arguments against the arbitration agreements their drivers are forced to sign, as plaintiffs lawyers test the scope of a new U.S. Supreme Court ruling to keep cases in the courtroom.

The Supreme Court’s unanimous decision in January in New Prime v. Oliveira clarified that an exemption for “transportation workers” in the Federal Arbitration Act applies to both independent contractors and employees who engage in interstate commerce.