Can a CMA File GST Returns and Sign Income Tax Documents?

Can a CMA file GST returns? Yes — passing the ICMAI Final makes you eligible to enrol as a GST Practitioner, and a Cost Accountant is an authorised representative for income tax work. But the Section 44AB tax audit report is still reserved for Chartered Accountants, while cost audit is reserved for CMAs. Here is the honest line between the two, and a fresh ICMAI recognition from 6 October 2026.

What Does a Cost Accountant Do? A Day in the Life of a CMA in India

What does a cost accountant do all day? A CMA works out what a product truly costs to make, then uses that number to guide pricing, budgets and profit. Here is the daily work, where CMAs are employed, how the role differs from a CA’s, and what it looks like in Coimbatore.

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