Chennai — Indian Overseas Bank (IOB) has received a tax demand notice amounting to ₹642.74 crore (approximately $77 million USD) from India’s Income Tax Department for the Assessment Year 2016–17. The demand follows the implementation of an order issued by the Income Tax Appellate Tribunal (ITAT), according to an official disclosure by the bank.
The communication, received on March 26, 2026, was issued by the Joint Commissioner of Income Tax, Non-Corporate Circle-8, Chennai, under provisions of the Income Tax Act, 1961. It stems from a “giving effect” order related to ITAT rulings (ITA No. 202 & 253/Chny/2023 dated December 31, 2024), passed under Sections 254 read with 143(3) of the Act.
Bank to Contest the Demand
IOB has made it clear that it intends to challenge the tax demand through appropriate legal channels. Raghuram Mallela, Deputy General Manager and Company Secretary of the bank, stated that based on legal precedents and factual merits, the bank is confident of successfully contesting the case.
The bank emphasized that it does not expect any material financial impact from the demand, as it plans to pursue all available appellate remedies.
Key Details of the Case:
- Entity: Indian Overseas Bank
- Demand Amount: ₹642.74 crore
- Assessment Year: 2016–17
- Issuing Authority: Joint Commissioner of Income Tax, Chennai
- Legal Basis: ITAT order under Sections 254 and 143(3)
- Date of Receipt: March 26, 2026
- Financial Impact: Not expected to be material
- Next Step: Filing an appeal in the appropriate forum
Reason Behind the Demand
According to the bank, the demand arises from a re-computation of taxable income and certain disallowances related to claims made in its income tax filings for the relevant year. Importantly, no penalties, restrictions, or enforcement actions have been imposed at this stage.
Regulatory Compliance and Transparency
The disclosure has been made in compliance with the Securities and Exchange Board of India’s (SEBI) Listing Obligations and Disclosure Requirements (LODR) Regulations, 2015, which mandate timely reporting of material developments to investors.
About Indian Overseas Bank
Headquartered in Chennai, Indian Overseas Bank is one of India’s prominent public sector banks, offering a wide range of financial services across domestic and international markets. The bank continues to maintain regulatory transparency while addressing legal and financial matters proactively.
Outlook
While tax disputes of this nature are not uncommon in India’s banking and corporate sectors, IOB’s management remains confident that the matter will be resolved favorably. The outcome of the appeal process will be closely watched by investors and industry observers, given the size of the demand and its implications for financial reporting.

