Gautam is a chartered accountant, and a tax partner at CNK & Associates LLP, with over 40 years of experience in tax and exchange control laws. He has been contributing to newspapers and journals for over 30 years (over 750 articles), of which more than 15 years have been for a column to Mint (300-plus articles). He has also authored three books on taxation-related subjects, and has also been speaking extensively at professional seminars and conferences on such topics for over three decades. He has been President of the Bombay Chartered Accountants' Society and Editor of the BCA Journal, besides having been Co-Chairman of the taxation committee of IMC Chamber of Commerce & Industry, Chairman of the direct taxation and international taxation committees of Bombay Chartered Accountants Society and Chairman of the NPO Committee of IMC Chamber of Commerce & Industry. He is a member of the Editorial Board of the BCA Journal, a leading professional journal for chartered accountants, for more than 20 years. His expert and extensive knowledge enables him to present analysis of complex issues in simple language.