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IMPORTANT DATES : > e-Filing of Declaration received by seller in February from buyer for obtaining goods without collection of tax (TCS). : 07/03/2026 > Payment of TDS/TCS deducted/collected in February. : 07/03/2026 > Return of External Commercial Borrowings for February. : 07/03/2026 > Monthly Return by Tax Deductors for February. : 10/03/2026 > Monthly Return by e-commerce operators for February. : 10/03/2026 > "Monthly Return of Outward Supplies for February. " : 11/03/2026 > Optional Upload of B2B invoices, Dr/Cr notes for February under QRMP scheme. : 13/03/2026 > Monthly Return by Non-resident taxable person for February. : 13/03/2026 > Monthly Return of Input Service Distributor for February. : 13/03/2026 > ESI payment for February. : 15/03/2026 > E-Payment of PF for February. : 15/03/2026 > Payment of balance Advance Income Tax by ALL including assessees covered under presumptive scheme of section 44AD / section 44ADA. Resident senior citizens not having business/profession income are exempt from paying advance tax. : 15/03/2026 > Details of Deposit of TDS/TCS of February by book entry by an office of the Government. : 15/03/2026 > Issue of TDS Certificate u/s 194-IA for TDS deducted on Purchase of Property in January. : 17/03/2026 > 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 January. : 17/03/2026 > Issue of TDS Certificate for tax deducted u/s 194M on certain payments by individual/HUF in January. : 17/03/2026 > Issue of TDS Certificate for tax deducted u/s 194S on Virtual Digital Assets in January. : 17/03/2026 > Monthly Return by persons outside India providing online information and data base access or retrieval services, for February. : 20/03/2026 > Add/amend particulars (other than GSTIN) in GSTR-1 of February. It can be filed after filing of GSTR-1 but before filing corresponding GSTR-3B. : 20/03/2026 > Summary Return cum Payment of Tax for February by Monthly filers. (other than QRMP). : 20/03/2026 > Deposit of GST of February under QRMP scheme. : 25/03/2026 > Return by persons with Unique Identification Number (UIN) like embassies etc to get refund under GST for goods and services purchased by them, for February . : 28/03/2026 > Deposit of TDS on payment made for purchase of property in February. : 30/03/2026 > 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 25-26 where lease has terminated in February (Else TDS is to be deposited on annual basis by 30 April of next year.) : 30/03/2026 > Deposit of TDS u/s 194M for February. : 30/03/2026 > Deposit of TDS on Virtual Digital Assets u/s 194S for February. : 30/03/2026 > Complete CPE Hours for Calendar year 2025. Update Unstructured CPE hours details like reading of ICAI journal at https://cpeapp.icai.org. : 31/03/2026 > Opt for Composition scheme for FY 2026-27. Existing ones are not required to apply again. : 31/03/2026 > Online Application for Letter of Undertaking (LUT) for Exports & Supplies to SEZ without payment of tax in FY 2026-27. : 31/03/2026 > For FY 26-27, GTA can change from Forward Charge mechanism to RCM or vice-versa by e-filing necessary declaration. : 31/03/2026 > Calculation of Aggregate Turnover of F.Y. 25-26 for various compliances related to F.Y. 26-27 like for QRMP scheme, Composition scheme, E-invoice applicability etc. : 31/03/2026 > Payment of balance Advance Income Tax by ALL to save interest u/s 234B. : 31/03/2026 > Payment of life insurance premium, deposit of PPF etc. for saving tax of FY 25-26 under old regime. : 31/03/2026 > Uploading of Statement of foreign income offered to tax and tax deducted or paid on such income in previous year 2024-25, to claim foreign tax credit if ITR furnished within the time specified under section 139(1) or section 139(4). : 31/03/2026 > Pay Outstanding dues of Micro & Small Enterprises of FY 25-26 to avoid disallowance u/s 43B. No Relief of payment till due date of ITR. : 31/03/2026 > Updated ITR for AY 2023-24 with 50% of aggregate tax and interest payable. : 31/03/2026 > Updated ITR for AY 2024-25 with 25% of aggregate tax and interest payable. : 31/03/2026 > "File Correction statements of FY 2018-19: Quarter 4 only, FY 2019-20 to FY 2022-23: All quarters and FY 2023-24: Quarters 1 to 3." : 31/03/2026 > Complete CPE Hours for Calendar year 2025. Update Unstructured CPE hours details like reading of ICAI journal at https://cpeapp.icai.org. : 31/03/2026 > Quarter 4 – Board Meeting of All Companies : 31/03/2026

What We Do

Services

Startup 360

Launching a new business is exciting—but also overwhelming with multiple registrations and compliance needs.

Compliance Guru

Compliance deadlines don't wait—and missing them leads to penalties, interest, or notices.

A2A

Running a business requires more than just accounting—it needs financial leadership

Finova

As businesses grow, manual processes often lead to errors, delays, and compliance gaps.

About Us

Welcome to Acharya Business Consulting (ABiz) - Your Trusted Business Partner
At ABiz, we firmly believe in the symbiotic growth of our clients and our firm. We understand that when clients can focus on their business, unhindered by the complexities of ever-changing compliance landscapes, both they and our firm prosper. Our key principle is to deliver services promptly and accurately, ensuring our clients' peace of mind.

What's New

Our editors select a small number of the most important updates..
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Event Calendar

E-invoice to become Mandatory if turnover exceeds Rs.10..
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Career

We nurture and cultivate a sense pride in the work and create..
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Our

Team

B.S. Aparna

B.S. Aparna, a Chartered Accountant (FCA) and FMVA® certified professional, has over 14 years of experience in finance, accounting, compliance, and advisory. Her career has spanned diverse responsibilities including

B. Subbarao

Retired Chief Manager from Indian Overseas Bank with 38+ years of expertise in banking operations, financial management, risk assessment, and customer relationship management. Detail-oriented, analytical leader known for excellent problem-solving skills and strong teamwork.

R Premasudha

Retired Income Tax Officer with 38 years of expertise in tax laws, assessment, compliance, and planning. Meticulous and thorough professional known for exceptional organizational abilities and financial analysis skills.

Sreenivas Rao

Retired SBI Bank Officer with 38 years of expertise in investment strategies, stock trading, and financial planning. Proactive and result-driven professional with a strong focus on retail banking and exceptional customer service.

Knowledge Bank

Calculators

I found Aparna to be very professional, knowledgeable and always quick to respond! From audit to streamlining business processes she's always taken away the stress for management meeting deadlines and being compliant. Highly recommend her to any organisation!

Jasmine C.
Director, Book Review
June 2024

Aparna is a fast learner and provide solution in complex situations. She is a people person and develops professional relationship with everyone. She has not only the capability to execute but also build capacity of her team members through imparting training. Functional expertise with integrative thinking makes her a class apart.

Aparna advices me on tax and compliances. She is a knowledgeable Chartered Accountant and compliance's advisor. She provided bespoke consulting to setup my company and always been helpful whenever we need advice.

John Christopher J
Chief Executive @ Kings Cornerstone International College | Transnational Education Expertise
June 28, 2020, John Christopher was Aparna's client

Aparna has been a valuable asset to my business. She is very responsive to all my business needs. Her advice on various accounting and audit matters have helped me to complete all my financial and regulatory obligations. She understands business requirements very well and her forte is timeliness and flexibility.

We from Veenavaadhini and J3 would highly recommend her for her professional services. God Speed!

JT Jeyaraaj Krishnan
Co-Founder at J3 BankingLab
March 5, 2024, JT Jeyaraaj was Aparna's client

33, Marvel Review View County Marriamman Koil Street Manapakkam Chennai-600116
+91- 9884110598
aparna@bsaa.in