Chennai's dedicated GST practice · GSTR-1 due 11th · GSTR-3B due 20th/22nd
Nungambakkam · PIN 600034

GSTR-1 & GSTR-3B Monthly Filing on Mahalingapuram Main Road, Nungambakkam

Reliable GSTR-1 & GSTR-3B Monthly Filing for Nungambakkam businesses at a clear, fixed fee starting Rs.749. We handle the documentation, portal work and follow-up, you approve the draft before anything is filed, and the acknowledgement reaches you on WhatsApp the moment the filing goes through.

We serve businesses on and around Mahalingapuram Main Road — document pickup, in-person consultation at our Porur office, or fully online over WhatsApp.

  • Handled by senior GST practitioners — 20 years in Chennai tax practice
  • Transparent fee: Rs.749/month onwards — full quote before we start
  • Same-day response on WhatsApp and phone (Mon-Sat: 9.00 AM - 8.00 PM)
  • Doorstep document pickup in Mahalingapuram Main Road, Nungambakkam
Rs.749/month onwardsProfessional fee
Filed before the 11th and 20th of every monthTypical timeline
20 yearsIn indirect tax practice
30 minCallback time

Get a Free GST Consultation

Share your number — a senior GST consultant calls you back within 30 minutes.

Type this number: ...

100% confidential. No spam. Mon-Sat: 9.00 AM - 8.00 PM

15+Years in GST & Tax Practice
1500+Chennai Businesses Served
50000+GST Returns Filed
24GST Services Handled In-House
Local Expertise

Trade Profile and GST Jurisdiction for Mahalingapuram Main Road, Nungambakkam

Businesses in Nungambakkam looking for GSTR-1 & GSTR-3B Monthly Filing want two things: work done correctly and someone answerable when questions come. Nungambakkam is prime corporate Chennai: banks, consulting firms and company headquarters on Nungambakkam High Road and Sterling Road, with luxury retail on Khader Nawaz Khan Road. Service exporters and consultancies dominate, so LUT renewals under RFD-11 each financial year, place-of-supply determinations on cross-border services and input tax credit on high-value office rentals are the recurring GST questions in this market. We serve this belt — including Chetpet and T. Nagar — with fixed fees quoted upfront, a written document checklist, and filings completed ahead of statutory due dates. Every acknowledgement is shared the day it is generated, and our support continues if the department raises any query on work we have filed.

GST jurisdiction for Nungambakkam (PIN 600034): businesses here generally fall under the CGST Chennai North Commissionerate. We regularly represent clients from Nungambakkam before this jurisdiction for registrations, clarifications and notice hearings, and can confirm your exact division and range from your GSTIN. State-jurisdiction cases are handled with the Tamil Nadu Commercial Taxes Department.
GST for Professional Services Firms in Nungambakkam
Professional firms bill at 18 percent, but the mechanics differ by profession: services of advocates to business entities are taxed in the client's hands under reverse charge, while chartered accountants, company secretaries and architects charge tax on their own invoices. Fees received in advance are taxable on receipt, and retainers must be invoiced within the time limits of Section 31(2). Amounts recovered from clients as a pure agent, such as government fees paid on their behalf, stay outside taxable value only if every condition of Rule 33 is met and documented. A specialist sets up retainer invoicing, pure agent documentation and branch cross-charges correctly; call +91 - 9600 606 444 to discuss your firm.
For GSTR-1 & GSTR-3B Monthly Filing in Nungambakkam the working timeline is Filed before the 11th and 20th of every month, counted from the point your documents are complete. The realistic completion date is confirmed to you in writing before work starts, and the acknowledgement is shared on WhatsApp immediately after filing.
Why Us

Why Mahalingapuram Main Road, Nungambakkam Businesses Choose ChennaiGST

Not a bulk-filing portal. A senior consultant knows your file, your jurisdiction and your deadlines.

GST Portal Expertise, Including the Difficult Days

OTP failures, DSC errors, stuck submissions on due-date evenings — we deal with the GST portal daily and know the workarounds. When the site misbehaves on the 20th, our team keeps retrying and escalating so your return still goes through.

GSTR-9 and GSTR-9C Handled In-House

The annual return and, where turnover crosses Rs.5 crore, the self-certified reconciliation statement in GSTR-9C are prepared by the same team that filed your monthly returns. Nothing about your year has to be rediscovered or explained to a stranger in December.

Strict Data Confidentiality

Your sales figures, supplier lists and login credentials are handled only by our engaged team, stored securely and never shared with any third party. Many of our clients in Nungambakkam compete with each other; complete confidentiality is a condition of our work.

Cancelled GSTIN? We Handle Revocation Too

A registration cancelled for non-filing is not the end of the road. We bring the pending returns up to date, clear the dues and file the revocation application in REG-21 within the permitted window, restoring suspended and cancelled GSTINs to active status.

Reverse Charge Tracked, Not Forgotten

Freight paid to transporters, advocate fees, imported services and other notified supplies attract GST under reverse charge, with self-invoicing where the supplier is unregistered. We maintain a running RCM check every period, because this is the liability self-filers most consistently miss.

Refund and Export Experience That Shows

From filing the LUT in RFD-11 at the start of each financial year to preparing RFD-01 refund claims with complete annexures, we know what makes a refund file move. Exporters and inverted-duty businesses come to us specifically for this.

How It Works

Our Monthly Returns Process

Monthly data collection

At month end we remind you and collect sales invoices, purchase bills and credit notes in whatever format you maintain, including Excel, Tally exports or scanned copies.

GSTR-1 preparation and filing

We prepare invoice-wise outward supply details, validate GSTINs of your B2B customers, summarise B2C supplies and file GSTR-1 on the portal before the 11th.

ITC reconciliation with GSTR-2B

We download your auto-drafted GSTR-2B, match it against purchase records, and claim only eligible input tax credit so that mismatches do not trigger scrutiny notices later.

Tax computation and confirmation

We compute net tax payable after ITC set-off, share the working with you for approval, and generate the payment challan for any cash liability.

GSTR-3B filing and reporting

After your confirmation and tax payment, we file GSTR-3B before the 20th and send you both filed acknowledgements along with a one-page summary of the month.

Checklist

Documents Required for GSTR-1 & GSTR-3B Monthly Filing

Send these on WhatsApp (+91 - 9600 606 444) and we take it forward the same day.

Transparent Pricing

What GSTR-1 & GSTR-3B Monthly Filing Costs in Nungambakkam

Rs.749/month onwards

Timeline: Filed before the 11th and 20th of every month · No hidden charges · GST invoice provided

Rs.7,999/year

  • Invoice-level GSTR-1 preparation and filing by the 11th
  • GSTR-2B download and input tax credit reconciliation
  • GSTR-3B computation and filing by the 20th
  • Reverse charge liability identification and reporting
  • Challan preparation for tax payment
  • Filed return acknowledgements and monthly tax summary

Call +91 - 9600 606 444

Outcomes

What You Get

Practical outcomes our clients measure us by.

Peace of Mind Around Due Dates

The 11th and the 20th stop being days of dread. You approve a prepared draft, we file, and the acknowledgement lands on your WhatsApp — month after month, without drama.

TDS and TCS Credits Converted to Cash

Amounts deducted by government buyers as GST TDS and by marketplaces as TCS are accepted on the portal each period, so money withheld against your GSTIN actually reaches your cash ledger instead of lying unclaimed.

A Professional Face on Every Invoice

Correct, complete tax invoices signal a well-run business to customers, vendors and banks alike, quietly strengthening your credibility in every transaction where your paperwork is seen.

Annual Returns Without the Year-End Scramble

Because monthly data is reconciled as it happens, GSTR-9 preparation before the 31 December due date becomes a review exercise rather than a painful reconstruction of twelve untidy months.

Supplier Risk Caught Early

We spot suppliers who stop uploading invoices or filing returns and alert you before their default becomes your blocked credit, letting you recover amounts or switch vendors while the exposure is still small.

Books and Returns That Agree at Year End

Because turnover in your GST returns is kept aligned with your accounts through the year, income tax filing and statutory audit proceed without the GST-versus-books mismatch queries that now surface routinely through data matching.

Why a Specialist Matters

With ChennaiGST vs Doing It Yourself

AspectWith ChennaiGSTDIY / Unattended
When a notice arrivesA professional drafts the reply in the department's format and files it within the statutory window, such as thirty days for ASMT-11.You face departmental language alone, and a missed reply deadline can convert a simple query into a demand with penalty.
Time costRoughly an hour a month to send data and approve drafts; the portal work, reconciliation and follow-up are ours.Hours every month lost to portal errors, JSON files, OTP failures and reworking figures — usually on the due date itself.
Portal credentials and dataLogins handled by a small engaged team under strict confidentiality, with credentials stored securely and never passed onward.Passwords circulating on chats with freelancers and part-timers, and no accountability for who has accessed your business data.
Record keepingEvery return, challan, acknowledgement and working paper archived in an organised folder, retrievable in minutes years later.Documents scattered across email, downloads and old phones; assembling records for a bank or an audit takes days.
Due-date trackingA maintained compliance calendar with internal cut-offs days before the 11th and the 20th; we chase you for data, not the other way around.Deadlines remembered from memory or phone alarms; one busy week and the return slips past the due date.
Supplier defaultsSuppliers who stop uploading invoices are identified within the period and pursued before their default becomes your blocked credit.Missing supplier invoices surface only when credit is denied, by which time recovering the amount from the vendor is difficult.
On This Street

GST Support on Mahalingapuram Main Road, Nungambakkam

Mahalingapuram Main Road is a secondary arterial road in Nungambakkam, about 700 m west of the centre of Nungambakkam. The same consultant covers the streets immediately around it — 3rd Street (about 300 m); Tank Bund Road (about 400 m); Nelson Manickam Road (about 450 m); West Mada Street (about 550 m) — so a site visit on Mahalingapuram Main Road can usually be combined with other work in Nungambakkam on the same trip. For GST purposes an address on Mahalingapuram Main Road falls under the Chennai North CGST Commissionerate, and the Nungambakkam pincode is 600034.

Road classification and position from OpenStreetMap; distances are straight-line and approximate. Jurisdiction must be confirmed on your own registration certificate.

Compliance Watch

GST Developments Worth Knowing — relevant to Nungambakkam businesses

A working knowledge of recent instruments and judgments is what separates a defensible filing from a risky one.

AAR Ruling

Carbonated fruit drinks classified as carbonated beverages, not fruit juice drinks

Rich Dairy Products (India) Pvt Ltd - AAR Tamil Nadu (2019), upheld by AAAR Tamil Nadu, Order No. TN/AAAR/01/2020 · 2019

The Namakkal manufacturer made carbonated beverages containing fruit juice and sought classification under the fruit pulp or fruit juice based drinks entry taxed at 12 percent. The Authority held that once carbon dioxide is added the product is classifiable under heading 2202 10 as waters containing added carbon dioxide and flavouring, and not as fruit juice under heading 2009, so the higher rate applicable to that entry along with compensation cess applies. The Appellate Authority upheld that view.

Why this matters: Chennai beverage makers must check whether the drink is carbonated before applying the 12 percent fruit drink rate.

Case Law

Demands for belated input tax credit for 2017-18 to 2020-21 set aside in view of new Section 16(5)

M/s. New PSP Traders v. Deputy State Tax Officer — Madras High Court (Madurai Bench), W.P.(MD) No. 17026 of 2025, decided 25 June 2025 (C. Saravanan J.) · 2025-06-25

The assessment orders had denied input tax credit purely because the returns were filed after the Section 16(4) cut-off. The Court held that the challenge was squarely covered by newly inserted Section 16(5), which permits credit on invoices relating to the financial years 2017-18 to 2020-21 if taken in any return filed up to 30 November 2021, notwithstanding Section 16(4). The impugned orders were quashed and the matter remitted for fresh orders consistent with the amendment.

Why this matters: A Chennai dealer whose ITC for 2017-18 to 2020-21 was disallowed only for late filing should apply for rectification or move the High Court, since Section 16(5) now protects that credit.

Portal Advisory

Old GST returns are being archived and removed from the portal

GSTN Advisory dated 24 September 2024 — archival of GST returns data older than seven years · 2024-09-24

GSTN advised that return data on the common portal is retained for seven years only, after which it is archived and no longer available for viewing or download. Archival started with the earliest tax periods of 2017-18 and proceeds month by month, so one further month of data drops off the portal every month. Taxpayers were advised to download and preserve their returns and supporting data before the archival date for each period.

Why this matters: Download and store PDF and JSON copies of every GSTR-1, GSTR-3B and GSTR-9 filed since 2017, because archived returns cannot be retrieved from the portal during an audit or appeal.

References are provided for general information. Verify the current position on gst.gov.in or cbic.gov.in before acting.

FAQs

Frequently Asked Questions

Straight answers from practising GST consultants — based on the CGST Act, current CBIC notifications and day-to-day portal experience.

What is the process for GSTR-1 & GSTR-3B monthly filing?
The process runs in clear stages: Monthly data collection; GSTR-1 preparation and filing; ITC reconciliation with GSTR-2B; Tax computation and confirmation. A senior consultant reviews your file at each stage rather than passing it to a data-entry desk, and you receive a confirmation with the filed documents once it is complete. You always know which stage your work is at — we update you on WhatsApp instead of leaving you to follow up.
How much does GSTR-1 & GSTR-3B monthly filing cost in Nungambakkam?
Our fee for GSTR-1 & GSTR-3B monthly filing in Nungambakkam starts at Rs.749/month and is quoted in full before we begin — there are no hidden charges added later. The fee covers professional work end to end: document review, preparation, filing and follow-up until completion. Government fees or portal charges, where applicable, are separate and always shown to you upfront. For an exact quote based on your turnover and business type, call +91 - 9600 606 444 and a consultant will confirm it on the call.
The portal auto-filled an interest amount in my GSTR-3B. Can I edit or dispute it?
The portal computes interest on delayed filings under Rule 88B and auto-populates it in Table 5.1 of the next period's GSTR-3B, with a break-up shown period-wise. The system value is based on your cash ledger debits and the days of delay, and while the field permits upward revision, reducing the system-computed figure will flag the return. If you believe the computation is wrong, for instance because a liability related to an earlier period was declared with correct interest already paid through DRC-03, pay what is correct and keep the working; the department can be satisfied later with the reconciliation. We verify these auto-computations for clients before every filing.
We hire security guards from an agency. Should they charge GST or should we pay it ourselves?
Check the agency's constitution. Since 1 January 2019, security services by way of supply of security personnel provided by any person other than a body corporate to a registered person fall under reverse charge, so your business pays the 18 percent directly and claims credit. If the agency is a body corporate, such as a private limited company, it charges GST under forward charge on its invoice. Recipients registered under the composition scheme are excluded from this reverse charge entry. Businesses in Nungambakkam commonly pay agencies' forward-charge invoices while also missing their own RCM cases, so an annual review of security and manpower bills is worthwhile.
What documents do I need to give my GST consultant every month?
For monthly returns you need your sales invoices (or a sales register), purchase invoices, credit and debit notes, details of advances received for services, and any export or SEZ supply documents. If you use accounting software, an exported sales and purchase summary is enough. We then match your purchases against GSTR-2B on the portal before claiming input tax credit. Most clients in Nungambakkam simply share their data on WhatsApp or email by the 5th of each month and we handle the rest. Call +91 - 9600 606 444 to set up a simple monthly routine.
Swiggy and Zomato pay the GST on my restaurant orders. How do I show these sales in my returns?
Since 1 January 2022, tax on restaurant services supplied through e-commerce operators is payable by the operator under Section 9(5), so you do not charge GST on app orders and no TCS is collected on them either. You must still report these supplies: show them in GSTR-3B Table 3.1.1(ii) as supplies on which the operator pays tax, and disclose them in GSTR-1, without paying tax on them again. Direct dine-in and takeaway billing remains taxable in your hands at 5%. Mixing up these tables is a common error we correct for restaurants in Nungambakkam; call +91 - 9600 606 444 for help.
Our institute charges one fee covering classes, study material and hostel. How is it taxed?
A single price for naturally bundled components is a composite supply, taxed at the rate of the principal supply. For a coaching institute, coaching is the principal supply, so the entire lump sum, including printed materials and boarding provided as part of the package, attracts 18 percent. Printing separate invoices for books at nil rate out of a bundled fee is a known audit red flag and is routinely rejected. If the institute genuinely sells optional printed books to anyone at a separate price, those standalone sales can take the book's own treatment. Structure the fee schedule deliberately, not after the demand arrives.
What is the due date for GSTR-3B in Tamil Nadu?
For monthly filers, GSTR-3B is due on the 20th of the following month. If you are registered in Tamil Nadu and have opted for the QRMP scheme, your quarterly GSTR-3B is due on the 22nd of the month following the quarter. GSTR-3B is the summary return through which you actually pay tax, so missing it attracts a late fee of Rs.50 per day (Rs.20 for nil returns) plus interest at 18 percent per annum on tax paid late.
We distribute free samples and run buy-one-get-one offers. How is ITC treated on these?
The two are treated very differently. Goods disposed of as gifts or free samples attract the block under Section 17(5)(h), so ITC on inputs used for genuinely free samples must be reversed. However, CBIC Circular 92/11/2019 clarifies that buy-one-get-one offers are not free supplies; they are effectively two goods sold for a single price, tax is charged on that price, and full ITC remains available. Trade discounts recorded in the invoice also do not disturb credit. Pharmaceutical distributors and FMCG dealers in Nungambakkam should therefore document promotional schemes carefully, because the same physical giveaway can be creditable or blocked depending on how the offer is structured.
My turnover is Rs.1.2 crore. Is GSTR-9 compulsory for me?
No. For taxpayers with aggregate turnover up to Rs.2 crore, filing GSTR-9 has been made optional through CBIC notifications, and this relaxation has been continued year on year. If you do not file by the due date, the return is deemed furnished. That said, many businesses in Nungambakkam still choose to file voluntarily because the exercise reconciles the year's GSTR-1, GSTR-3B, books and GSTR-2B, and surfaces excess credit claims or unreported liability before the department finds them. We offer a reduced fee for voluntary GSTR-9 filings, starting at Rs.749.
What is the last date to file GSTR-9 for a financial year?
GSTR-9 for a financial year is due by 31 December of the following financial year. For example, the annual return for FY 2024-25 is due by 31 December 2025, unless the government extends the date by notification. The reconciliation statement GSTR-9C, where applicable, has the same due date and is filed after GSTR-9. Since annual return preparation involves reconciling twelve months of returns with books, we recommend starting by October rather than December. Businesses in Nungambakkam can call +91 - 9600 606 444 to book an early slot with our annual returns team.
Is the late fee charged on delayed returns the same thing as a penalty?
No, they are legally distinct. Late fee under Section 47 is an automatic, fixed daily charge for filing a return after its due date, computed by the portal and payable in cash before the return is accepted; no officer discretion or notice is involved. Penalty, under provisions such as Sections 122 to 125, is imposed through adjudication for specified offences, requires a show cause notice and hearing, and can be contested or reduced. Interest under Section 50 is a third, separate levy compensating for delayed payment. A delayed return with tax due can therefore attract all three simultaneously, each on its own footing.
Our head office in Nungambakkam supports branches in other states. Is a cross-charge invoice really required?
Yes. Branches with separate GSTINs are distinct persons, and Schedule I treats supplies between them as taxable even without consideration. Services your head office renders to branches, such as accounting, IT support or management oversight, should be cross-charged through a tax invoice with IGST, which the branch claims as credit. On valuation, Rule 28 helps: where the recipient branch is entitled to full ITC, the value declared on the invoice is deemed to be the open market value, and Circular 199/11/2023 clarifies that internally generated services need not include the salary cost of head office employees. A documented cross-charge policy keeps audits short; call +91 - 9600 606 444 to set one up.
What falls under the 18 percent standard rate of GST now?
The 18 percent slab is the standard rate for most services and for goods that are neither essentials nor demerit items. Notably, several products that earlier suffered 28 percent moved down to 18 percent from 22 September 2025: air conditioners, televisions of all sizes, dishwashers, cement, small cars and motorcycles up to 350cc, and most auto parts. Apparel and footwear priced above Rs.2,500 per piece also fall at 18 percent. Most professional, business support and repair services billed by professional firms continue at 18 percent with full input tax credit.
Why are so many businesses suddenly receiving GST notices these days?
Enforcement has shifted from manual selection to data analytics. The portal now automatically compares GSTR-1 with GSTR-3B and flags tax shortfalls through DRC-01B intimations under Rule 88C, and compares GSTR-2B with GSTR-3B to flag excess ITC through DRC-01C under Rule 88D. E-way bill, e-invoice, TDS and income tax data are also cross-matched, and limitation deadlines for older financial years have pushed departments to clear pending demands in batches. The practical lesson for Nungambakkam businesses is that mismatches no longer go unnoticed, so month-wise reconciliation before filing is now essential hygiene rather than a year-end exercise.
I declare income under Section 44ADA. Does that mean I am exempt from GST?
No, this is a common myth. Section 44ADA is a presumptive taxation scheme under the Income Tax Act that lets professionals declare fifty percent of gross receipts as income; it has nothing to do with GST. GST liability depends solely on aggregate turnover crossing the registration threshold and the nature of your supplies. In fact, the two departments now cross-match data, so gross receipts reported in your ITR and Form 26AS that exceed the GST turnover you declared are a known trigger for notices. Treat the two laws as parallel obligations, each with its own limits and filings.
My customer says he cannot claim ITC because of my late filing. Is that correct?
Yes, he is right. A buyer can claim input tax credit only for invoices appearing in his GSTR-2B, which is generated from suppliers' GSTR-1 and IFF filings. If you file GSTR-1 after the 11th, your invoices miss that month's GSTR-2B and your customer's credit gets pushed to the next month, straining his working capital. Repeated delays lead buyers to withhold the GST portion of payments or move to more compliant vendors. Timely GSTR-1 filing is therefore a commercial necessity, not just a legal one. ChennaiGST ensures clients in Nungambakkam never face this complaint.
What are OIDAR services under GST and who pays the tax on them?
OIDAR means Online Information Database Access or Retrieval services, delivered over the internet, such as cloud services, e-books, streaming, online advertising and automated e-learning. When a foreign OIDAR provider supplies these to unregistered persons in India, the foreign provider itself must take a simplified registration in Form REG-10 and file monthly return GSTR-5A. From 1 October 2023, the definition was widened, so almost every unregistered Indian recipient is covered. When the Indian recipient is GST-registered, the tax instead falls on the recipient under reverse charge as an import of services.
What documents are required for GSTR-1 & GSTR-3B monthly filing in Nungambakkam?
For GSTR-1 & GSTR-3B monthly filing you will generally need: Sales invoices or sales register for the month, Purchase invoices or purchase register, Credit notes and debit notes issued during the month, GST portal login credentials, Bank statement for the period, if reconciliation is needed. The exact list depends on your constitution — proprietorship, partnership, LLP or company — and on the specifics of your case. Send what you have on WhatsApp to +91 - 9600 606 444 and we will confirm within the same working day exactly what else is needed, so nothing is rejected later for a missing paper.
Do you provide GSTR-1 & GSTR-3B monthly filing for businesses on Mahalingapuram Main Road?
Yes. We serve businesses on and around Mahalingapuram Main Road in Nungambakkam — shops, offices, godowns and home-run businesses alike. Document pickup can be arranged at your premises, or you can send everything on WhatsApp and complete monthly returns without leaving your counter. Call +91 - 9600 606 444 and mention your location; a consultant will confirm the fee and timeline immediately.
Do you provide gst return filing for small businesses and proprietorships in Nungambakkam?
Yes. A large share of our clients in Nungambakkam are proprietors, small traders, shop owners, freelancers and family businesses rather than large companies. The fee of Rs.749/month and the process are the same regardless of size, and we explain the compliance position in plain language — in Tamil or English — so you understand what is being filed on your behalf and why.
Explore

Related GST Services & Nearby Areas

Ready to Sort Out Your GST?

Speak to a senior GST consultant about GSTR-1 & GSTR-3B Monthly Filing in Nungambakkam. Call +91 - 9600 606 444.

Call +91 - 9600 606 444   WhatsApp Us
💬
Request a Call BackWe call within 30 minutes

Mon-Sat: 9.00 AM - 8.00 PM · Sunday: WhatsApp support only