Indian IT stocks slumped on Monday after US President Donald Trump announced an overhaul of the H-1B visa programme, imposing a hefty $100,000 fee on new applications. The surprise move threatens to upend the long-standing outsourcing model that Indian IT majors rely on to serve their biggest market. Shares of Tata Consultancy Services, Infosys, and Tech Mahindra led sharp declines, as investors worried about rising operational costs and shrinking margins. US H-1B visa fee shock rattles IT stocksCopy link to sectionDonald Trump’s plan quickly reverberated across Dalal Street, prompting a broad selloff in Indian IT stocks. For investors, the connection to Trump’s visa fee was clear.