Understanding Change of Status (COS) in the United States: Legal Requirements, Employment Authorization, Compliance Risks, and Best-Practice Guidance
Introduction A Change of Status (COS) in the United States is one of the most frequently misunderstood procedures within the non-immigrant visa framework. Many applicants, employers, and HR teams mistakenly believe that once a COS petition is filed, the beneficiary may begin employment in the new status. This misunderstanding can result in unauthorized employment, violations […]










