Mumbai, June 27 -- For non-resident Indians (NRIs), filing income tax returns (ITRs) in India can seem complex. But with increased digital scrutiny and evolving compliance requirements, it is more important than ever to get it right.

With the ITR deadline for FY25 (AY26) set for 15 September 2025, NRIs should begin preparing well in advance.

Mint spoke to tax experts to learn what's required this tax season, from documents to dos and don'ts.

To qualify as an NRI for income tax purposes under the Income Tax Act, you must have stayed in India for less than 182 days during the relevant fiscal year. Additionally, your stay in the country must be less than 60 days during that fiscal year or less than 365 days in total during the four preced...