Kuwait stopped issuing work permits for Saudi Arabian Chevron Inc. employees at oil fields the Persian Gulf nations are developing jointly, according to three people with direct knowledge of the matter. Saudi Chevron, a subsidiary of Chevron Corp. (CVX) , can’t issue or renew work permits for employees at the Wafra oil fields because Kuwait’s ministry of labor and social affairs halted services to the company, said the people, who asked not to be identified because the matter isn’t public. A number of Saudi Chevron staff, including U.S. citizens, left Kuwait after their permits expired, and other foreign employees are expected to follow them, two of the people said. The Kuwaiti measures will hurt output at the Wafra oil fields located in a shared neutral zone along Saudi Arabia’s border with Kuwait, according to a letter of objection that Saudi Chevron sent to the Kuwaiti government, a copy of […]