Tax Update2 April 202621 min read
Form 121 Income Tax: How to Fill, Submit Online, Last Date & Full Guide (Replaces 15G, 15H)
Form 121 replaces Form 15G and 15H from April 2026. Learn how to fill Form 121 online step by step, last date to submit, eligibility, income limit, and senior citizen rules. Complete guide with examples.
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