40 Years of Trusted GST, Tax & Advisory Excellence

Helping businesses navigate GST, Indirect Taxes, Direct Taxes and Litigation with clarity and confidence.

Specialists in GST Advisory, Compliance & Litigation

Sector-agnostic expertise backed by decades of practical experience and representational work.

Your Partner in Tax, Compliance & Strategic Decisions

From daily compliance to high-stakes litigation, we deliver reliable, implementable solutions.

Welcome to Deepak H Thakkar & Associates

Deepak Thakkar & Associates is a boutique Chartered Accountant firm based in Mumbai, rooted in more than 40 years of practice in Indirect Taxes, GST, Direct Taxes, Transfer Pricing and Litigation Support. Our approach is grounded in clarity, integrity, and practical implementation, serving clients across India and overseas.

We also work seamlessly through our network firm Ronak D Thakkar & Associates, enabling cohesive delivery across advisory, compliance and representation.

Services

At Deepak H Thakkar & Associates, we offer a broad spectrum of services designed to address the dynamic needs of businesses, professionals. With a focus on quality, compliance, and strategic insight, our offerings are tailored to help clients navigate complexity and achieve sustainable growth.

GST

Strategy · Compliance · Disputes

Comprehensive support across classification, valuation, place of supply, ITC optimisation, GST health checks, compliances, refunds, audits, notices, investigations and representation before authorities.

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Tax

Direct Taxes · TDS · Transactions

End-to-end direct tax services including advisory, individual & business filings, assessments, TDS reviews, withholding optimisation and regulatory compliance.

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Assurance

Audit · Controls · Reporting

Statutory audits, internal audits, GST audits, reconciliations, certification services and structured reporting with a strong focus on controls and transparency.

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Global

Cross-Border Advisory · Transfer Pricing

Transfer Pricing planning, benchmarking, documentation, 3CEB certification and cross-border tax advisory for global business structures.

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Our Team

A leadership-driven practice supported by a capable team and a trusted professional network — ensuring depth, reliability, and practical solutions for every engagement.

Careers

Looking to work in a knowledge-driven and growth-oriented environment? Join our team of professionals and interns dedicated to continuous learning, responsibility, and professional growth.

Blog Updates

Stay informed with curated updates, circulars, case laws, regulatory changes, and expert opinions. We bring you timely and relevant insights to help you make informed business and financial decisions.

Contact Us

Have a question or need assistance? Get in touch with us via phone, email, or through our secure contact form. We look forward to understanding your requirements and offering effective solutions.

News & Due Date Reminder and Blog

News

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Due Date Reminder

Jan Feb Mar Apr May June
July Aug Sep Oct Nov Dec
All
07 Apr 26 Payment of TCS collected in March. In case of government offices where : (a) TDS is deposited by challan, 7th April is the last date to deposit TDS. (b) TDS/TCS is paid by book entry, same shall be paid on the same day on which tax is deducted or collected.
07 Apr 26 "Seller to upload declarations received in March, from buyers for non-deduction of TCS. "
07 Apr 26 Return of External Commercial Borrowings for March.
10 Apr 26 Monthly Return by Tax Deductors for March.
10 Apr 26 Monthly Return by e-commerce operators for March.
11 Apr 26 Monthly Return of Outward Supplies for March.
13 Apr 26 Quarterly Return of Outward Supplies for January-March.
13 Apr 26 Monthly Return by Non-resident taxable person for March.
13 Apr 26 Monthly Return of Input Service Distributor for March.
14 Apr 26 Issue of TDS Certificate for tax deducted u/s 194-IA on payment made for purchase of property in February.
14 Apr 26 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 February.
14 Apr 26 Issue of TDS Certificate for tax deducted u/s 194M on certain payments by individual/HUF in February.
14 Apr 26 Issue of TDS Certificate for tax deducted u/s 194S on Virtual Digital Assets in February.
15 Apr 26 E-Payment of PF for March.
15 Apr 26 Payment of ESI for March
15 Apr 26 Upload of Statement of Foreign Remittances by banks and other authorised dealers for January-March.
18 Apr 26 Payment of GST by Composition taxpayers for January-March .
20 Apr 26 Monthly Return by persons outside India providing online information and data base access or retrieval services, for March.
20 Apr 26 Add/amend particulars (other than GSTIN) in GSTR-1 of March. It can be filed after filing of GSTR-1 but before filing corresponding GSTR-3B.
20 Apr 26 Summary Return cum Payment of Tax for March by Monthly filers. (other than QRMP).
22 Apr 26 Add/amend particulars (other than GSTIN) in GSTR-1 of Mar quarter by Quarterly filers in Chhattisgarh, Madhya Pradesh, Gujarat, Maharashtra, Karnataka, Goa, Kerala, Tamil Nadu, Telangana, Andhra Pradesh, the Union territories of Daman and Diu and Dadra and Nagar Haveli, Puducherry, Andaman and Nicobar Islands or Lakshadweep. . It can be filed after filing of GSTR-1 but before filing corresponding GSTR-3B.
22 Apr 26 Summary Return of January-March quarter by Quarterly filers in Chhattisgarh, Madhya Pradesh, Gujarat, Maharashtra, Karnataka, Goa, Kerala, Tamil Nadu, Telangana, Andhra Pradesh, the Union territories of Daman and Diu and Dadra and Nagar Haveli, Puducherry, Andaman and Nicobar Islands or Lakshadweep.
25 Apr 26 Half yearly Details of goods/capital goods sent to & from job worker for October -March for turnover above 5 cr.
25 Apr 26 Yearly Details of goods/capital goods sent to & from job worker for April-March for turnover upto 5 cr.
28 Apr 26 Return for March by persons with Unique Identification Number (UIN) like embassies etc to get refund under GST for goods and services purchased by them.
30 Apr 26 Taxpayers with Turnover upto Rs 5 Crores in 2025-26 can opt in or opt out of QRMP Scheme from April-June quarter. Those already availing the scheme not required to reapply.
30 Apr 26 Payment of TDS deducted in March (both Salary & non-salary)
30 Apr 26 Details of Deposit of TDS/TCS of March by book entry by an office of the Government.
30 Apr 26 Deposit of TDS u/s 194-IA on payment made for purchase of property in March.
30 Apr 26 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 23-24. (In case of termination of lease during the year, TDS is to be deposited within 30 days of the next month).
30 Apr 26 Deposit of TDS on certain payments made by individual/HUF u/s 194M for March.
30 Apr 26 Deposit of TDS on Virtual Digital Assets u/s 194S for March.
30 Apr 26 Uploading declarations received in Form 15G/15H for Mar quarter.
30 Apr 26 e-filing of declarations containing particulars of Form 60 received during October - March.
30 Apr 26 Half yearly Statement of Financial Transactions by Depositories, Registrars & Share Transfer Agents for reporting of information relating to Capital gains on transfer of listed securities or units of Mutual Funds from Oct -Mar.
30 Apr 26 Disclosure of dues of more than 45 days to MSME Suppliers by companies from Oct to Mar.
30 Apr 26 Opening of Bank Account for Un-spent CSR Account and transfer of unspent CSR amount to that account (For Cos to whom CSR is applicable)
30 Apr 26 Annual Return of Dormant Company for FY 2025-26.
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