A lawyer who pleaded guilty in Alabama to unregistered securities sales can’t practice law in Georgia for another six months, the state’s high court said Jan. 7.

The Georgia Supreme Court suspended Samuel Williams Jr.'s license for 20 months because the Alabama conduct violated Georgia ethics rules. He learned of a criminal investigation into a client but subsequently accepted $380,000 from an investor on the client’s behalf, the opinion said.

Williams voluntarily stopped practicing law in Georgia in November 2017, according to the opinion. His suspension runs from that time, allowing him to resume practicing in July 2019, the court...