The warning comes on the heels of an expanding federal investigation into alleged abuses within the H-1B visa and employment-based green card programmes. India's top six IT companies, TCS, Infosys, Wipro, HCL, Tech Mahindra and Cognizant, saw H-1B approvals fall nearly 40% in FY26, from 18,469 to 11,041, as Trump's $100,000 visa fee and.