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Welcome To
SDM ADVISORY SERVICES

Corporate Advisors

ABOUT US

SDM ADVISORY SERVICES (SDM), is a Corporate Advisory Firm having its principal office in Kolkata, with branch offices in Delhi and Bangalore and affiliates in various other cities of India.
Founded by a team of practicing company secretaries and lawyers the SDM team brings a high level of expertise and proficiency in specialized fields of law.

IMPORTANT DATES : > "Payment of TDS/TCS of August. 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. " : 07/09/2026 > "E-filing details of declarations received in August, from buyers for non-deduction of TCS at income tax efiling portal with TAN login. " : 07/09/2026 > Return of External Commercial Borrowings for August. : 07/09/2026 > Monthly Return by Tax Deductors for August. : 10/09/2026 > Monthly Return by e-commerce operators for August. : 10/09/2026 > Monthly Return of Outward Supplies for August. : 11/09/2026 > Monthly Return of Input Service Distributor for August. : 13/09/2026 > Optional Upload of B2B invoices, Dr/Cr notes under QRMP scheme for August. : 13/09/2026 > Monthly Return by Non-resident taxable person for August. : 13/09/2026 > Issue of TDS Certificate for TDS deducted u/s 393(1) [Table Sl. No. 2(i), 3(i), 6(ii) & 8(vi)] in July on Purchase of Property, Rent above 50,000 pm by certain individuals/HUF where lease has terminated, certain other payments by individual/HUF & on Virtual Digital Assets. : 14/09/2026 > Deposit of Second Instalment of Advance Tax (45%) by all assessees (other than sec 58(2), Table Sl. No. 1& 3) (44AD & 44ADA cases). : 15/09/2026 > Details of Deposit of TDS/TCS of August by book entry by an office of the Government. : 15/09/2026 > E-Payment of PF for August. : 15/09/2026 > Payment of ESI for August : 15/09/2026 > To add/amend particulars (other than GSTIN) in GSTR-1 of Aug. It can be filed after filing of GSTR-1 but before filing corresponding GSTR-3B. : 20/09/2026 > Summary Return cum Payment of Tax for August by Monthly filers. (other than QRMP). : 20/09/2026 > Monthly Return by persons outside India providing online information and data base access or retrieval services, for August. : 20/09/2026 > Deposit of GST under QRMP scheme for August . : 25/09/2026 > Filing of Financial Statements for FY 2025-26 by OPC Companies. : 27/09/2026 > Submission of Cost Audit Report by Cost Auditor to the Board of Directors for FY 2025-26. : 27/09/2026 > Return for August by persons with Unique Identification Number (UIN) like embassies etc to get refund under GST for goods and services purchased by them. : 28/09/2026 > Transfer of unspent CSR amount to the CSR fund by All Companies whose CSR Expenditure is unspent as on 31st March and such amount is not marked for any ongoing project. : 30/09/2026 > Quarter 2 – Board Meeting of All Companies : 30/09/2026 > Annual General Meeting of All Companies. : 30/09/2026 > KYC of All Directors (individuals) who hold DIN on 31st March, 2026. : 30/09/2026 > Annual accounts along with the list of all principal places of business in India established by a foreign company (Branch / Liaison /Project Office) : 30/09/2026 > Deposit of TDS on payment made u/s 393(1) [Table Sl. No. 2(i), 3(i), 6(ii) & 8(vi)] for purchase of property, payment of Rent more than 50,000 pm by individual or HUF (not liable to tax audit) where lease has terminated, certain other payments made by individual/HUF and on Virtual Digital Assets in August. : 30/09/2026 > Filing of Tax Audit Report where due date of ITR is 31 Oct. : 30/09/2026

Our Services

ADVISORY SERVICES

Company Secretaries Services, Mergers / De-Mergers, Amalgamation, SEBI Guidelines & Securities Market, Corporate Governance, FEMA & Cross-Border Trade Related Issues...

DUE DILIGENCE

Pre-Investment Due Diligence of Target Companies/ Business Entities, All other kinds of Legal Due Diligence, Search Reports, Corporate Governance...

DRAFTING & PLEADING

Agreements, MOUs, Contracts, Collaborations, Share Purchase Agreements, Joint Venture Agreements, Memorandum & Articles, Conveyance & Other Deeds...

LICENSING

Incorporation of Companies, Formation & Management of Socities & Trusts, Licenses & Approvals relating to Imports & Exports, INS Accreditation...

COMMERCIAL & BUSINESS CONTRACTS

Documentation, Agreements, Collaborations, Cross-Border Trade & Commerce, Foreign Trade Related Schemes, Business Partner Relationships...

OTHER SERVICES

Annual Filings, XBRL, Secretarial Audit, Shifting of Registered Office from one State to Another, Compounding under Companies Act-2013, Public to Private Conversion...

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69 A Prince Bakhtiar Shah Road, Kolkata : 700033

Contact No.

+91-9883368971 / 9830861433
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Email

mohit@sdmadvisory.com / shashank@sdmadvisory.com / mohitsurtani7@gmail.com
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