Professional GSTR-1 & GSTR-3B Monthly Filing for businesses in St. Thomas Mount, handled end to end by an experienced Chennai GST team. Transparent pricing from Rs.749, senior review on every filing, and updates on WhatsApp at each stage of the work.
We serve businesses on and around Rudra Road — 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.
St. Thomas Mount combines the cantonment economy around Butt Road with airport-linked logistics, guest houses and retail on GST Road. Contractors and suppliers billing the Cantonment Board and defence establishments face 2 per cent GST TDS, which deductors report in GSTR-7 by the 10th, so vendors must accept and reconcile those credits monthly to avoid cash-flow leakage. For businesses here, staying on the right side of GST is not optional — buyers check compliance, and the department's systems match every return. Our firm provides GSTR-1 & GSTR-3B Monthly Filing to clients across St. Thomas Mount and neighbouring Alandur and Guindy, combining Chennai jurisdiction familiarity with disciplined deadline tracking. Whether you run a shop, a service practice or a growing trading concern, we handle the portal work so you can stay focused on the business itself.
Not a bulk-filing portal. A senior consultant knows your file, your jurisdiction and your deadlines.
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.
You deal with one accountable person who knows your business, your turnover pattern and your filing history. No repeating your story to a new voice every month, and no file falling between two desks when a deadline is approaching.
If a query, ASMT-10 scrutiny notice or DRC-01 arrives on a return we filed, we stand behind our work and help you draft the reply. You are not left alone with a departmental letter and a thirty-day clock ticking against you.
Traders, manufacturers, contractors, e-commerce sellers, professionals and service exporters — we have handled GST for all of them. Whatever mix of goods and services your St. Thomas Mount business supplies, the rate, classification and place-of-supply questions have almost certainly crossed our desk before.
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.
Tally, Zoho Books, Busy, marketplace reports, plain Excel or even a handwritten bill book — we take your data in whatever form your St. Thomas Mount business already maintains it. You are never forced to buy new software or retrain staff just to become our client.
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.
Filed returns, challans, reconciliations and working papers are archived in order from day one. If an audit or departmental verification comes, your file is ready the same week, not assembled in a panic.
A fixed professional fee is almost always cheaper than the combination of late fees, interest, lost credit and staff hours that informal, last-minute compliance quietly accumulates over a year.
Each period you receive a simple computation showing output tax, credit utilised and net cash payable, so GST becomes a number you understand and question rather than a figure you accept blindly.
Where a genuine error is found in a past period, voluntary payment through DRC-03 before any notice issues closes the matter at minimal cost, instead of letting it ripen into a demand with penalty.
Statutory windows such as thirty days for an ASMT-11 reply are tracked from the day a notice arrives, so responses go in on time, complete, and with your best case properly presented.
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.
| Aspect | With ChennaiGST | DIY / Unattended |
|---|---|---|
| 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. |
| 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. |
| 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. |
| Refund claims | RFD-01 filed with complete statements and annexures, tracked from ARN to bank credit, with any deficiency memo answered promptly. | Incomplete claims bounce back as deficiency memos while the refund sits unclaimed for months and working capital stays blocked. |
| Portal credentials and data | Logins 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. |
| When a notice arrives | A 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. |
Rudra Road is a main connecting road in St. Thomas Mount, about 700 m south of the centre of St. Thomas Mount. The same consultant covers the streets immediately around it — Yodha Chowk (about 350 m); Bazaar Road (about 350 m); Ashok Path (about 350 m); Magazine Road (about 400 m) — so a site visit on Rudra Road can usually be combined with other work in St. Thomas Mount on the same trip. For GST purposes an address on Rudra Road falls under the Chennai South CGST Commissionerate, and the St. Thomas Mount pincode is 600016.
Road classification and position from OpenStreetMap; distances are straight-line and approximate. Jurisdiction must be confirmed on your own registration certificate.
We track every notification, circular and judgment that changes a filing position, so your returns and replies reflect the current law.
Circular No. 69/43/2018-GST dated 26 October 2018 · 2018-10-26
This circular set out how officers must handle an application for cancellation of registration in FORM GST REG-16. The officer should verify the application and, if satisfied, pass the cancellation order in FORM GST REG-19 within thirty days. Pending returns are to be filed and any liability discharged, and the taxpayer must file the final return in FORM GSTR-10 within three months of the cancellation order. Cancellation cannot be refused merely because dues are outstanding.
How we apply it: A Chennai business closing down should file REG-16, clear pending returns and remember GSTR-10, since an unfiled final return keeps the liability alive.
GSTN Advisories dated 12 April 2023 and 6 May 2023 — time limit for reporting invoices on the Invoice Registration Portal · 2023-04-12
GSTN announced that taxpayers with aggregate annual turnover of one hundred crore rupees or more would be unable to report an invoice on the Invoice Registration Portal more than seven days after the document date, with effect from 1 May 2023. After representations the implementation was deferred by three months. The idea returned later as a thirty day reporting limit applying to taxpayers with turnover of ten crore rupees and above.
What to do about it: Large Chennai taxpayers should generate the invoice reference number on the day of billing rather than leaving e-invoicing to month end.
Notification No. 9/2025-Central Tax (Rate), dated 17 September 2025, Schedule II, heading 2523 · 2025-09-17
Portland cement, aluminous cement, slag cement, super sulphate cement and similar hydraulic cements, whether or not coloured or in the form of clinkers, appear in Schedule II at nine per cent central tax, giving a combined eighteen per cent from 22 September 2025. Cement had carried twenty-eight per cent since 2017 and was the single largest tax input in construction. Marble, granite and most other building materials also sit at eighteen per cent in the same schedule.
How we apply it: Builders and hardware dealers in Chennai must bill cement at eighteen per cent and should have revisited running contracts and price lists from 22 September 2025.
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.
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