Reliable GSTR-1 & GSTR-3B Monthly Filing for Sithalapakkam 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 Thiruvengadam Street — 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.
Sithalapakkam, between Medavakkam and Perumbakkam, has grown along the Medavakkam - Mambakkam - Sembakkam Road, Ottiambakkam Road and Nookampalayam Road into a belt of plotted layouts, apartment promoters, steel and hardware depots, schools and supermarkets around Skylab Avenue and TNHB Road. Layout promoters here confuse the sale of plots, which is outside GST, with taxable development, amenity and maintenance charges collected from buyers. 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 Sithalapakkam and neighbouring Medavakkam and Perumbakkam, 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.
Your work is executed by trained GST staff working under direct senior supervision, not passed to interns learning on your file. The person preparing your return understands reverse charge, blocked credits and place of supply, because getting these wrong costs you money.
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.
We are a Chennai firm with a physical office, not a faceless portal. If you prefer to sit across a table with your papers, you are welcome. Clients from Sithalapakkam regularly visit us for registrations, notice discussions and annual return reviews.
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.
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.
No filing leaves our desk on a junior's judgement alone. A senior GST practitioner reviews your figures, ITC claims and tax computation before submission, so errors are caught at our table and not by the department months later through a notice.
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.
Large buyers check vendor GST compliance before releasing payments and renewing contracts. A clean filing record with timely GSTR-1 uploads keeps your invoices reflecting in their GSTR-2B and your payments unblocked.
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.
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.
The hours you or your accountant spent wrestling with the portal, JSON errors and reconciliations every month return to sales, operations and customers, while trained hands manage the compliance in the background.
Late-fee waivers and amnesty windows notified by the GST Council are applied to your history within their deadlines, capturing reliefs that most businesses only hear about once the window has already closed.
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.
| Aspect | With ChennaiGST | DIY / Unattended |
|---|---|---|
| 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. |
| 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. |
| Record keeping | Every 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. |
| 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. |
Thiruvengadam Street is a residential street in Sithalapakkam, about 2.5 km north-east of the centre of Sithalapakkam. The same consultant covers the streets immediately around it — Vanchinathan Street (about 50 m); Jayaprakash Narayanan Street (about 100 m); Sowmiya Nagar 1st Main Road (about 350 m); Babu Nagar 1st Main Road (about 500 m) — so a site visit on Thiruvengadam Street can usually be combined with other work in Sithalapakkam on the same trip. For GST purposes an address on Thiruvengadam Street falls under the Chennai Outer CGST Commissionerate, and the Sithalapakkam pincode is 600126.
Road classification and position from OpenStreetMap; distances are straight-line and approximate. Jurisdiction must be confirmed on your own registration certificate.
GST law moves through notifications, circulars and court decisions. These are the ones changing how filings are prepared right now.
Tamil Nadu Water Investment Company Ltd - AAR Tamil Nadu, advance ruling reported at 2019 (2) TMI 187 · 2019
The Chennai company provided management consultancy and detailed project report services to the Chennai Metro Water Supply and Sewerage Board for water related projects. It asked whether the service attracted GST. The Authority held that the supply was a pure service with no supply of goods involved, rendered in relation to a function entrusted to a municipality, and was therefore exempt from GST under the entry covering pure services supplied to government and local authorities.
Practical effect: Chennai consultants on government water and civic projects should test the pure services exemption before adding GST to their invoices.
56th GST Council Meeting, New Delhi — 3 September 2025 · 2025-09-03
The 56th GST Council meeting approved the biggest structural reform since 2017, replacing the 5, 12, 18 and 28 per cent slabs with a two-rate structure — a 5 per cent merit rate and an 18 per cent standard rate — plus a 40 per cent de-merit rate for a narrow set of luxury and sin goods. Most items at 12 per cent moved to 5 per cent and most at 28 per cent moved to 18 per cent. The new rates took effect from 22 September 2025 and remain in force.
Practical effect: Every Chennai business had to re-map product rates, reprice stock and update billing software from 22 September 2025 — rate mistakes since then invite scrutiny notices.
Notification No. 40/2021-Central Tax · 2021-12-29
The Central Goods and Services Tax (Tenth Amendment) Rules, 2021 substituted Rule 36(4) with effect from 1 January 2022, aligning the rule with the newly enforced clause (aa) of Section 16(2). Credit may now be availed only in respect of invoices or debit notes which the supplier has furnished in its outward supply statement or through the invoice furnishing facility and which have been communicated to the recipient in Form GSTR-2B. The earlier percentage cushion of twenty, ten and then five per cent disappeared completely, so GSTR-2B became the outer limit of admissible credit.
Practical effect: From January 2022 a Chennai business can claim only what its GSTR-2B shows, so supplier follow-up before the return deadline is now the single most important ITC control.
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