office@gsmco.net.in
 
     
   
 

Our Vision

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Our Motto

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Our Strength

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IMPORTANT DATES : > Seller to upload declarations received in October, from buyers for non-deduction of TCS. : 07/11/2025      > Return of External Commercial Borrowings for October. : 07/11/2025      > "Payment of TDS/TCS of October. 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. " : 07/11/2025      > Furnishing declaration u/s 80GG in respect of the rent paid for residential accommodation (if the assessee is required to submit ITR by 31 Oct) : 10/11/2025      > Filing of Tax Audit Report where due date of ITR is 31 Oct. : 10/11/2025      > Filing of MAT/AMT Audit Report etc. where due date of ITR is 31 Oct. : 10/11/2025      > Filing of Audit Report u/s 80JJAA(2) for additional employment where due date of ITR is 31 Oct. : 10/11/2025      > Filing of other Audit Reports , where due date of ITR is 31 Oct. : 10/11/2025      > Filing of Audit report by a fund or trust or institution or any university or other educational institution or any hospital or other medical institution? : 10/11/2025      > Monthly Return by Tax Deductors for October. : 10/11/2025      > Monthly Return by e-commerce operators for October. : 10/11/2025      > Monthly Return of Outward Supplies for October. : 11/11/2025      > Optional Upload of B2B invoices, Dr/Cr notes for October under QRMP scheme. : 13/11/2025      > Monthly Return by Non-resident taxable person for October. : 13/11/2025      > Monthly Return of Input Service Distributor for October. : 13/11/2025      > Issue of TDS Certificate u/s 194-IA for TDS deducted on Purchase of Property in September. : 14/11/2025      > 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 September. : 14/11/2025      > Issue of TDS Certificate for tax deducted u/s 194M on certain payments by individual/HUF in September. : 14/11/2025      > Issue of TDS Certificate for tax deducted u/s 194S on Virtual Digital Assets in September. : 14/11/2025      > Issue of TDS certificates for Q2 of FY 2025-26. : 15/11/2025      > Details of Deposit of TDS/TCS of October by book entry by an office of the Government. : 15/11/2025      > E-Payment of PF for October. : 15/11/2025      > Payment of ESI for October : 15/11/2025      > Monthly Return by persons outside India providing online information and data base access or retrieval services, for October. Also to be filed by every registered person providing online money gaming from a place outside India to a person in India. : 20/11/2025      > Add/amend particulars (other than GSTIN) in GSTR-1 of October. It can be filed after filing of GSTR-1 but before filing corresponding GSTR-3B. : 20/11/2025      > Summary Return cum Payment of Tax for October by Monthly filers (other than QRMP). Claim input tax credit (ITC) for FY 24-25 in GSTR-3B. Issue Credit/Debit notes for FY24-25 . Reversal of ITC of FY 24-25 where supplier had filed GSTR-1/IFF but not filed GSTR-3B till 30 Sep, 2025. : 20/11/2025      > Deposit of GST under QRMP scheme for October . : 25/11/2025      > Return for October by persons with Unique Identification Number (UIN) like embassies etc to get refund under GST for goods and services purchased by them. : 28/11/2025      > Half yearly Audit Report from April to September of Reconciliation of Share Capital by Unlisted Public Companies. : 29/11/2025      > Statutory Auditor to file Annual return with National Financial Reporting Authority (NFRA) in respect of entities covered in Clause 3(1)(a) to 3(1)(e) of NFRA Rules 2018. It will not cover tax audits, Limited review & Quarterly audits. : 30/11/2025      > Online Application for alternative tax regime if due date of ITR is 30 Nov. : 30/11/2025      > Filing of Income Tax Return where Transfer Pricing applicable. : 30/11/2025      > E-filing of statement by non-resident u/s 285, having liason office in India, for FY 2024-25. : 30/11/2025      > Deposit of TDS u/s 194-IA on payment made for purchase of property in October. : 30/11/2025      > Deposit of TDS u/s 194-IB @ 5% on total payment of Rent more than 50,000 pm by individual or HUF (not liable to tax audit) during FY 24-25, where lease has terminated in October (Else TDS is to be deposited on annual basis by 30 April of next year.) : 30/11/2025      > Deposit of TDS on certain payments made by individual/HUF u/s 194M for October. : 30/11/2025      > Deposit of TDS on Virtual Digital Assets u/s 194S for October. : 30/11/2025      > Annual RoDTEP Return (ARR)for the financial year 2023-24. Grace period was extended from 30.09.2025 to 30.11.2025 with late fee of Rs. 10,000. If the total RoDTEP claim for a given IEC exceeds Rs. 1 crore in a financial year, filing the Annual RoDTEP Return (ARR) is mandatory for exporters. : 30/11/2025     
 
     
   
 

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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