office@gsmco.net.in
 
     
   
 

Our Vision

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Our Motto

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Our Strength

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IMPORTANT DATES : > Payment of TDS/TCS of January. In case of government offices where TDS/TCS is paid by book entry, same shall be paid on the same day on which tax is deducted or collected. : 07/02/2026      > Seller to upload declarations received in January, from buyers for non-deduction of TCS. : 07/02/2026      > Return of External Commercial Borrowings for January. : 07/02/2026      > Monthly Return by Tax Deductors for January. : 10/02/2026      > Monthly Return by e-commerce operators for January. : 10/02/2026      > Monthly Return of Outward Supplies for January. : 11/02/2026      > Optional Upload of B2B invoices, Dr/Cr notes for January under QRMP scheme. : 13/02/2026      > Monthly Return by Non-resident taxable person for January. : 13/02/2026      > Monthly Return of Input Service Distributor for January. : 13/02/2026      > Issue of TDS Certificate u/s 194-IA for TDS deducted on Purchase of Property in December. : 14/02/2026      > Issue of TDS Certificate for tax deducted on rent above 50,000 pm by certain individuals/HUF under Section 194-IB where lease has terminated in December. : 14/02/2026      > Issue of TDS Certificate for tax deducted u/s 194M on certain payments by individual/HUF in December. : 14/02/2026      > Issue of TDS Certificate for tax deducted u/s 194S on Virtual Digital Assets in December. : 14/02/2026      > Issue of TDS certificates other than salary for Q3 of FY 2025-26. : 15/02/2026      > ESI payment for January. : 15/02/2026      > E-Payment of PF for January. : 15/02/2026      > Details of Deposit of TDS/TCS of January by book entry by an office of the Government. : 15/02/2026      > Online application for CAG Empanelment of CA firms/LLPs for FY 2025-26. : 17/02/2026      > Monthly Return by persons outside India providing online information and data base access or retrieval services, for January. Also to be filed by every registered person providing online money gaming from a place outside India to a person in India. : 20/02/2026      > Add/amend particulars (other than GSTIN) in GSTR-1 of Jan. It can be filed after filing of GSTR-1 but before filing corresponding GSTR-3B. : 20/02/2026      > Summary Return cum Payment of Tax for January by Monthly filers. (other than QRMP). : 20/02/2026      > Deposit of GST of January under QRMP scheme. : 25/02/2026      > Return by persons with Unique Identification Number (UIN) like embassies etc to get refund under GST for goods and services purchased by them, for January . : 28/02/2026      > Submit hard copy of acknowledgement and supporting documents for CAG Empanelment of CA firms/LLPs for FY 2025-26, after online application. : 28/02/2026     
 
     
   
 

Background

Over 68 Years of excellence in professional services

G.S. Mathur & Co. is a professional firm established in the year 1950 providing a bouquet of services including Audit & Assurance, Tax & Regulatory, Advisory & Consultancy Services, Accounting & Business Support and Financial Services. It has consistently ranked amongst the top professional advisory firms in India and has a well established reputation for delivering quality and excellence in all its services. It strives to attain this by blending domain expertise with analytical rigor, while maintaining an uncompromising focus on quality, and by hiring and nurturing high quality professionals with a passion for excellence. It has enhanced value for the clients by providing practical and innovative solution tailored to client’s specific need.

The firm has developed expertise in Management Solutions, the managing partner Mr. Ajay Mathur having been nominated by the Government of India as Director under the Chartered Accountant category on the boards of leading Public Sector Banks in India, firstly Canara Bank and thereafter Bank of Baroda, for periods of three years each.

 
 
Business Advisory including Corporate level solution to complex Management and Legal issues Development of system, study of system and design.
Audit and Assurance is a large part of the firm's practice and is the core service offering. The firm provides these services to companies across almost all sectors ranging
G.S. Mathur & Co. is well positioned to offer individuals and companies comprehensive tax services. Our tax professionals are selected for their commitment
 
 
     
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