Interarch building solutions Limited has received an Income Tax notice under Section 158BC of the Income-tax Act, 1961, requiring the filing of a return of undisclosed income. The notice was received on 29 January 2026 and relates to previous Income Tax search announcements made by the company in August 2025.

Notice Details and Compliance Requirements

The Income Tax Department notice requires the company, along with certain Key Managerial Personnel (KMPs) and Senior Management Personnel (SMPs), to file a true and correct return of undisclosed income for a specific block period. The company has disclosed key details of the notice in compliance with regulatory requirements.

Current Status and Impact

The company has emphasized that the notice is procedural in nature and has been issued in accordance with the provisions of the Income-tax Act, 1961. As of the notice date, no adverse actions have been taken against the company or its personnel.

Regulatory Compliance and Next Steps

Interarch Building Solutions has informed stock exchanges about the notice pursuant to Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015. The company referenced its previous announcements dated 18th August 2025 and 22nd August 2025 regarding the Income Tax search that preceded this notice.

The company is taking appropriate steps to comply with the notice requirements within the prescribed timelines. Managing Director Arvind Nanda signed the regulatory disclosure, ensuring transparency with stakeholders about this procedural development.

Background Context

This notice follows the Income Tax search conducted at the company's premises, which was previously disclosed to the exchanges in August 2025. The current notice represents the next procedural step in the Income Tax Department's process, requiring the company to file returns for the specified block period covering approximately six years of operations.

Interarch Building Solutions Limited has announced its quarterly earnings call to discuss the financial performance for the third quarter of fiscal year 2026. The company has scheduled the conference call for February 3, 2026, at 4:30 PM IST, in compliance with regulatory disclosure requirements.

Earnings Call Details

The earnings call will focus on the company's unaudited financial results for the quarter ended December 31, 2025. This quarterly disclosure follows the requirements under Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015.

Management Participation

The earnings call will feature key members of the company's leadership team who will present the financial results and address investor queries. The management representatives include:

• Mr. Arvind Nanda - Managing Director
• Mr. Manish Kumar Garg - Chief Executive Officer
• Mr. Pushpendra Kumar Bansal - Chief Financial Officer
• Mr. Anil Kumar Chandani - President (Corporate Finance & Strategy)

Conference Access Information

The teleconference will be moderated by Sudeep Bora from Ambit Capital's Institutional Equities division. Participants can join the conference through multiple access channels:

Regulatory Compliance

The company has formally notified both the National Stock Exchange of India Limited (NSE) and BSE Limited about the scheduled earnings call. The disclosure was signed by Managing Director Arvind Nanda on January 21, 2026, and has been updated on the company's official website as required under regulatory guidelines.

Interarch Building Solutions Limited, formerly known as Interarch Building Products Limited, operates from its head office located at B-30, Sector 57, Noida. The company maintains its registered office at Farm No-8, Khasra No. 56/23/2, Dera Mandi Road, Mandi Village, Tehsil Mehrauli, New Delhi.