Case Note & Summary
The dispute involved registered firms challenging the legality of interest charged by the Income Tax officer for delayed filing of tax returns under the Income Tax Act, 1961. The appellants filed delayed returns and were assessed under section 143(3), with interest added under sub-section (4) of section 139. They contested this in the High Court, which dismissed most petitions but allowed some in part, directing consideration of advance tax paid. The Supreme Court, in its judgment, clarified that sub-section (4) does not require an application for extension to charge interest, and the Income Tax officer is entitled to charge interest for late filings. The court also addressed the constitutional validity of the provisions, ruling that they do not discriminate against registered firms under Article 14, as both registered and unregistered firms are treated similarly for interest purposes. The court emphasized that interest is compensatory, not punitive, and clarified that if advance tax covers the total tax assessed, no interest should be charged. Consequently, the court allowed one appeal for a refund of interest charged and dismissed the others without costs.
Headnote
A) Income Tax - Interest on Delayed Returns - Legality of Interest Charged - Income Tax Act, 1961, Section 139(4) - The court held that sub-section (4) of section 139 allows for filing returns within four assessment years and does not require an application for extension to charge interest. The Income Tax officer can charge interest even if no application for extension was made, as the provision applies to both late filings and extensions (Paras 694-695). B) Constitutional Law - Discrimination under Article 14 - Classification of Registered vs Unregistered Firms - The court found that the provisions of section 139(4) do not violate Article 14 as they treat registered and unregistered firms similarly for interest calculation purposes. The classification is justified based on the privileges conferred on registered firms (Paras 697-699). C) Taxation - Refund of Interest Charged - Income Tax Act, 1961, Section 139 - The court ruled that if advance tax covers the entire tax assessed, no interest should be charged for late filing, and the assessee is entitled to a refund of interest paid (Paras 699-700).
Issue of Consideration
Whether the charging of interest under sub-section (4) of section 139 of the Income Tax Act for delayed filing of returns is legal and constitutional.
Final Decision
The Supreme Court allowed Civil Appeal No. 1035 of 1973, directing the Income Tax officer to refund the interest charged, while dismissing the other appeals. No costs were ordered.
Law Points
- Interest on delayed tax returns
- constitutional validity
- discrimination under Article 14
- Income Tax Act provisions
- compensation vs penalty



