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IMPORTANT DATES : > Payment of tax for the Jul-Sep quarter by taxpayers under the Composition Scheme. : 18/10/2026      > Monthly return by persons outside India providing online information and database access or retrieval services, for September. : 20/10/2026      > To add/amend particulars (other than GSTIN) in the GSTR-1 of September. Can be filed after filing GSTR-1 but before filing the corresponding GSTR-3B. : 20/10/2026      > Summary return cum payment of tax for September by monthly filers (other than QRMP). : 20/10/2026      > Filing of the Tax Audit Report, where the due date of the ITR is 30 November. : 21/10/2026      > Add/amend particulars (other than GSTIN) in the GSTR-1 of the Sep quarter, by quarterly filers in Chhattisgarh, Madhya Pradesh, Gujarat, Maharashtra, Karnataka, Goa, Kerala, Tamil Nadu, Telangana, Andhra Pradesh, and the Union Territories of Daman and Diu, Dadra and Nagar Haveli, Puducherry, Andaman and Nicobar Islands, and Lakshadweep. Can be filed after filing GSTR-1 but before filing the corresponding GSTR-3B. : 22/10/2026      > Summary return for the Jul-Sep quarter by quarterly filers in Chhattisgarh, Madhya Pradesh, Gujarat, Maharashtra, Karnataka, Goa, Kerala, Tamil Nadu, Telangana, Andhra Pradesh, and the Union Territories of Daman and Diu, Dadra and Nagar Haveli, Puducherry, Andaman and Nicobar Islands, and Lakshadweep. : 22/10/2026      > Add/amend particulars (other than GSTIN) in the GSTR-1 of the Sep quarter, by quarterly filers in Himachal Pradesh, Punjab, Uttarakhand, Haryana, Rajasthan, Uttar Pradesh, Bihar, Sikkim, Arunachal Pradesh, Nagaland, Manipur, Mizoram, Tripura, Meghalaya, Assam, West Bengal, Jharkhand, and Odisha, and the Union Territories of Jammu and Kashmir, Ladakh, Chandigarh, and Delhi. Can be filed after filing GSTR-1 but before filing the corresponding GSTR-3B. : 24/10/2026      > Summary return for the Jul-Sep quarter by quarterly filers in Himachal Pradesh, Punjab, Uttarakhand, Haryana, Rajasthan, Uttar Pradesh, Bihar, Sikkim, Arunachal Pradesh, Nagaland, Manipur, Mizoram, Tripura, Meghalaya, Assam, West Bengal, Jharkhand, and Odisha, and the Union Territories of Jammu and Kashmir, Ladakh, Chandigarh, and Delhi. : 24/10/2026      > Half-yearly details of goods/capital goods sent to and received from job workers, for Apr-Sep, for turnover above ?5 crore. : 25/10/2026      > Filing of the Cost Audit Report for 2025-26 by companies to whom cost audit applies (within 30 days of submission by the Cost Auditor). : 26/10/2026      > Return for September by persons with a Unique Identification Number (UIN), such as embassies, to claim a GST refund on goods and services purchased by them. : 28/10/2026      > Filing of financial statements for FY 2025-26 by companies (other than OPCs), with the ROC (within 30 days of the AGM). : 29/10/2026      > Report on the AGM by a listed company, where the AGM was held on 30 September (within 30 days of AGM completion). : 29/10/2026      > Statement of Accounts and Solvency for 2025-26, to be filed by every LLP. : 29/10/2026      > Half-yearly return by Nidhi companies for April to September. : 30/10/2026      > Deposit of TDS on payment made u/s 393(1) [Table Sl. No. 2(i), 3(i), 6(ii)] for purchase of property, and payment of rent above ?50,000 pm by an individual or HUF (not liable to tax audit) where the lease has terminated, and certain other payments made by an individual/HUF, for September. (Rent TDS: else to be deposited on an annual basis by 30 April of the next year, for total rent above ?50,000 pm paid during Tax Year 2025-26.) : 30/10/2026      > Employees' Enrolment Campaign 2026 allows enployers to enrol left-out employees (who joined between 01.04.2009–31.03.2026) at a nominal ?100 damages, with employee share waived if not previously deducted — available even to establishments under inquiry. : 31/10/2026      > Option to avail QRMP for Oct-Dec onwards. : 31/10/2026      > Specified companies (receiving supplies from Micro & Small Enterprises, with outstanding dues exceeding 45 days) to file details of all outstanding dues to Micro or Small Enterprise suppliers, for Apr-Sep. Details of MSME vendors must be given even where payment was made within 45 days. : 31/10/2026      > Furnishing of declaration u/s 80GG in respect of rent paid for residential accommodation, if the assessee is required to submit the ITR by 31 October. : 31/10/2026      > Furnishing of particulars for claiming relief u/s 89, if the assessee is required to submit the ITR by 31 October. : 31/10/2026      > Online application by a domestic company (other than one to whom transfer pricing provisions apply), for exercise of the option u/s 115BAA (22% tax). : 31/10/2026      > Online application by a new manufacturing domestic company (other than one to whom transfer pricing provisions apply), filing the ITR for the first time, for exercise of the option u/s 115BAB (15% tax). : 31/10/2026      > Online application by an individual/HUF carrying on business or profession, for exercise of the option u/s 115BAC(1), where the due date of the ITR is 31 October. : 31/10/2026      > Online application by a resident co-operative society, for exercise of the option u/s 115BAD(1), where the due date of the ITR is 31 October. : 31/10/2026      > Online application by a resident manufacturing co-operative society, for exercise of the option u/s 115BAE(1), where the due date of the ITR is 31 October. : 31/10/2026      > Statement of foreign income offered for tax for the previous year, and of foreign tax deducted or paid on such income, if the due date of the ITR is 31 October. : 31/10/2026      > Filing of income tax returns by companies, partnership firms etc. (audit applicable). : 31/10/2026      > Filing of the report u/s 92E for international transactions and specified domestic transactions. : 31/10/2026      > Filing of the Audit Report u/s 80JJAA(2) for additional employment, where the due date of the ITR is 30 November. : 31/10/2026      > Filing of other Audit Reports, where the due date of the ITR is 30 November. : 31/10/2026      > Quarterly TDS/TCS statements for Jul-Sep. Details of Form 121 (15G/15H) cases are also to be shown in Form 140. (TCS filing date has also been aligned with TDS.) : 31/10/2026      > Deposit of TDS on Virtual Digital Assets u/s 393(1) [Table Sl. No.8(vi)] for September. : 31/10/2026      > E-filing of information on declarations received in Form 97 (60), up to 30 September. : 31/10/2026      > Statement of Financial Transactions by depositories, registrars and share transfer agents, reporting capital gains on transfer of listed securities or mutual fund units, for Apr-Sep. : 31/10/2026      > E-payment of PF for September. : 31/10/2026     
 
     
   
 

Welcome to
MRSK & Associates

MRSK & Associates was established in 2013 with an aim to render a multitude of auditing and compliance services under one roof to clients from diverse industries.

It is our motto and belief that excellence seldom happens by accident; it is always the result of diligence, perseverance and skill. It is our passion for excellence and the patronage of our steadfast clients that has helped us grow over the years. We provide comprehensive solutions that help our clients meet the challenges and cope with the ever-changing dynamics of the business environment.

We are sticklers for values and continuous learning; which is why you’ll find us abreast with all the latest developments in our profession, relevant technologies and market scenarios. We strive to strike that elusive balance between professionalism and camaraderie in our relationships with our clients and have managed to do so.

Our work ethic is defined by our commitment to timelines, quality and a passion to seek excellence in whatever we undertake. We put our heart and soul into delivering what is expected of us and some more; the first time and every single time thereafter.

What's New

Clarifications in respect of ITR AY 2019-20. Multi Vehicle Option for e-Way bill. FAQs on Financial Services Sector..

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Event Calendar

Payment of TDS Deducted in Dec. Submission of Forms received in Dec to IT Commissioner. Monthly Return by Tax Deductors for Dec..

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Contact Us

Head Office:-
No. 5, 1st Floor, Ganesh Nagar Main Road, Selaiyur, Chennai, Tamil Nadu-600073..

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Our Services

Audit

Indepth study of existing systems, procedures and controls for proper understanding..

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Accounting Services

Accounting System Design & Implementation. Financial Accounting..

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Business Formation

Incorporation of company. Consultancy on Company Law matters..

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Income Tax

Consultancy on various intricate matters pertaining to Income tax..

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Compliance Services

Filing/e-filing of various Forms/Returns/Petitions under Companies Act..

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Advisory Services

We provide various advisory and consultancy services under various Corporate Laws mainly..

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DISCLAIMER

Your access to this website constitutes your agreement to be bound by all terms and conditions listed herein below. If you do not agree to this, you may not access or otherwise use the website.

The material displayed on this website may be downloaded for non-commercial, personal use only. Distribution, modification, transmission, use or reuse of the content and various facilities available on this website without written permission is not permissible.

The firm reserves the right, for any reason, in its sole discretion, to terminate, change or suspend any aspect of this website, including, but not limited to, content or features.

All reasonable efforts shall be made to ensure that the information contained on this website is updated, accurate and complete. However, no representations or warranties are made (express or implied) as to the reliability, accuracy or completeness of such information.

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Our Team

...

Mr. Sriram K,

Qualifications: B Com, FCA, ACCA, Grad CS, CISA

Mr. Sriram K is a member of the Institute of Chartered Accountants of India (ICAI). He has vast experience in consultancy of direct taxes and handling corporate affairs in different areas.

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...

Mr. B. Ramakrishnan,

Qualifications: B Com, ACA

Mr. B. Ramakrishnan is a member of the Institute of Chartered Accountants of India (ICAI). He has vast experience in consultancy of direct taxes and handling corporate affairs in different areas.

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