Many expatriates living in India and non-resident Indians living in any other country may just end up in tax trouble with no fault of theirs. They all are set to miss the July 31 deadline for filing income-tax returns due to snags in the e-filing system. Several expats are unable to file tax returns because the e-filing system would not accept it without an Aadhaar card link. This despite the government, through a recent notification, clarified that foreign citizens are not required to obtain Aadhaar card for tax filing purpose. “In several cases, the income tax e-filing system is not allowing expatriates to upload their returns without Aadhaar as they have been tagged as Indian citizens in the income tax database,” said Amit Maheshwari, partner at Ashok Maheshwary & Associates LLP that is helping several expats deal with the problem. “This anomaly seems to have its origin at the time of allotment of PAN,” he said. That is not the only problem. “In several cas