It’s 100% legal to buy or sell US stocks through Fi as it's compliant with all regulations and laws in both the US and India. Our broker partner, Alpaca Securities, is a leading technology-led brokerage firm in the United States. 

Fi has only partnered with Alpaca after a thorough due diligence and audit of their practices. Additionally, SIPC (Securities Investor Protection Corporation) insures securities of up to $500000 (and cash of up to $250000) for troubled brokerage firms.