In a ruling that could impact untold numbers of New Jersey lawyers also admitted in New York, a federal judge in Albany on Wednesday struck down a law requiring nonresident lawyers who practice in that state to keep an office there.

N.Y. Judiciary Law § 470 violates the U.S. Constitution’s privileges and immunities clause because it imposes an unreasonable burden on citizens from other states, District Judge Lawrence Kahn held in Schoenefeld v. State of New York, 09-cv-504.