GSTR-1 & GSTR-3B Monthly Filing in Avadi does not have to mean portal errors, guesswork and due-date tension. For a fixed fee starting Rs.749, an accountable Chennai practice prepares, reconciles, reviews and files — and remains answerable long after the acknowledgement arrives.
We serve businesses on and around Mittanamalli — document pickup, in-person consultation at our Porur office, or fully online over WhatsApp.
Share your number — a senior GST consultant calls you back within 30 minutes.
If you operate in Avadi, GST deadlines arrive with the same force as anywhere in Chennai — GSTR-1 by the 11th, GSTR-3B by the 20th. Avadi is a defence manufacturing town built around the Heavy Vehicles Factory and CVRDE on CTH Road, with a fast-growing retail and real estate market spreading through Paruthipattu and Kovilpathagai. Vendors and contractors billing defence establishments have 2 per cent GST TDS deducted, so matching GSTR-7 credits and handling tender-based works contracts are the area's characteristic compliance tasks. We provide GSTR-1 & GSTR-3B Monthly Filing to businesses across Avadi and the adjoining Ambattur and Poonamallee localities, maintaining a compliance calendar for every client so due dates are met without last-minute panic, late fees or interest at 18 percent per annum.
Not a bulk-filing portal. A senior consultant knows your file, your jurisdiction and your deadlines.
We work with Chennai GST ranges and circles every week, including the jurisdiction covering Avadi. We know how local proper officers examine registrations, what supporting documents they routinely call for, and how to present a file so it moves without repeated queries.
In the days before the 11th and the 20th, our team runs extended hours and a strict internal queue, so a client who sends data late in the window is still filed on time. Peak-season crush at our end never becomes a late fee at yours.
We match your purchase register against GSTR-2B every period, follow up on invoices your suppliers have not uploaded, and ensure every rupee of eligible input tax credit is claimed. Clients routinely recover credit they were silently losing under self-filing.
Businesses with registrations in more than one State, or multiple branches under one PAN, face cross-charge, stock transfer and input service distribution questions that single-GSTIN firms never see. We keep all your registrations consistent with each other, not just compliant individually.
You are told the full fee before we begin, in writing. No surprise additions for uploads, revisions or acknowledgements. Government fees and taxes, where applicable, are shown separately, so businesses in Avadi always know exactly what the engagement costs them.
GSTR-3B late fees run at Rs.50 per day and interest at 18 percent per annum on unpaid tax. Our internal cut-offs sit days ahead of statutory due dates precisely so that our clients never hand the department a rupee they did not owe.
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.
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.
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.
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.
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.
Send these on WhatsApp (+91 - 9600 606 444) and we take it forward the same day.
Timeline: Filed before the 11th and 20th of every month · No hidden charges · GST invoice provided
Rs.7,999/year
Practical outcomes our clients measure us by.
Loan applications and government tenders routinely demand GST returns and registration documents. With everything filed and archived properly, you can produce a complete compliance file within hours instead of days.
Getting IGST versus CGST and SGST right at the invoice stage spares you the painful cycle of paying the correct head again and pursuing a refund of the amount paid under the wrong one.
When a query or verification comes, you respond through a professional who deals with the department regularly, in the department's own language and format, instead of facing an officer's letter alone.
Interest on delayed GST payment runs at 18 percent per annum, which is costlier than most working capital finance. Timely computation and payment through our calendar keeps that meter permanently at zero.
Illness, travel or a family function no longer threatens a deadline. With a standing external process holding your calendar and data trail, filings proceed on schedule whether or not you are at your desk.
When GST knowledge lives inside a single staff member, their resignation becomes a compliance crisis. With our firm as the standing process, your filings continue uninterrupted regardless of internal staff changes.
| Aspect | With ChennaiGST | DIY / Unattended |
|---|---|---|
| Input tax credit | Purchase register matched against GSTR-2B each period, with defaulting suppliers chased so eligible credit is actually captured. | Credit claimed from books alone; mismatches with GSTR-2B mean lost credit or excess claims that invite departmental queries. |
| Registration and amendments | Query-resistant applications prepared correctly the first time, with supporting documents matched to what proper officers actually verify. | Repeated clarification memos and resubmissions, with weeks lost because a rent agreement or premises photograph did not meet expectations. |
| Annual return preparation | Monthly reconciliations roll naturally into GSTR-9, filed comfortably before 31 December with figures already agreed through the year. | Twelve months of unmatched data reconstructed in December, with differences discovered too late to be corrected cleanly. |
| Risk of notices | GSTR-1, GSTR-3B and GSTR-2B reconciled before filing, removing the mismatches that trigger most scrutiny notices. | Inconsistent figures across returns quietly build a mismatch history that surfaces later as ASMT-10 scrutiny or a demand notice. |
| Keeping up with changes | Rate changes, portal updates and new thresholds such as the Rs.5 crore e-invoice limit are tracked by us and applied to your case proactively. | Changes are discovered after the fact — often through a rejected filing, a blocked e-way bill or a departmental letter. |
| Late fees and interest | Filings go in ahead of statutory dates, so the Rs.50-per-day late fee and 18 percent interest never arise. | Late fees accumulate silently every delayed day, and interest on unpaid tax runs at 18 percent per annum. |
We track every notification, circular and judgment that changes a filing position, so your returns and replies reflect the current law.
Notification No. 55/2023-Central Tax · 2023-12-20
After Cyclone Michaung caused severe flooding in and around Chennai, CBIC extended the due date for furnishing Form GSTR-3B for the tax period November 2023 to 27 December 2023 for registered persons whose principal place of business falls in the districts of Chennai, Tiruvallur, Chengalpattu and Kancheepuram in Tamil Nadu. The relief applied automatically by district and no separate application was required from affected taxpayers.
What to do about it: In a declared local disaster, CBIC does grant district-specific extensions for Chennai, so check for a notification before paying late fee on a delayed return.
40th GST Council Meeting (video conferencing) — 12 June 2020 · 2020-06-12
As COVID relief, the Council reduced late fee for all pending GSTR-3B returns for the tax periods from July 2017 to January 2020. Where there was no tax liability the late fee was reduced to nil, and where there was a tax liability it was capped at Rs 500 per return. The reduced or waived late fee applied only if the returns were furnished between 1 July 2020 and 30 September 2020. Certain clauses of the Finance Act, 2020 were brought into force.
What it means for you: This was the single largest late fee amnesty of the early GST years, and businesses that used it cleared years of backlog for a few hundred rupees per return.
GSTN Advisories, 2024 — enabling of credit card, debit card and UPI payment options on the GST portal · 2024
In addition to net banking, NEFT, RTGS and over-the-counter payment, GSTN enabled payment of GST through Unified Payments Interface and through credit and debit cards, routed via a payment gateway on the portal. The facility was rolled out State by State and now covers most States and Union Territories. Gateway or bank charges are borne by the taxpayer, and the amount reflects in the electronic cash ledger once the challan is confirmed.
What to do about it: Use UPI or card payment when a bank transfer will not clear in time, but confirm the credit in the cash ledger before filing the return.
References are provided for general information. Verify the current position on gst.gov.in or cbic.gov.in before acting.
Straight answers from practising GST consultants — based on the CGST Act, current CBIC notifications and day-to-day portal experience.
Mon-Sat: 9.00 AM - 8.00 PM · Sunday: WhatsApp support only