Reliable GSTR-1 & GSTR-3B Monthly Filing for Avadi 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 Ambattur - Avadi 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.
Businesses in Avadi looking for GSTR-1 & GSTR-3B Monthly Filing want two things: work done correctly and someone answerable when questions come. 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 serve this belt — including Ambattur and Poonamallee — 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.
Not a bulk-filing portal. A senior consultant knows your file, your jurisdiction and your deadlines.
GSTR-1 requires four-digit HSN reporting for turnover up to Rs.5 crore and six digits above it, and a wrong code often means a wrong rate. We verify the classification of what you actually supply, so your invoices and returns rest on defensible codes.
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 Avadi regularly visit us for registrations, notice discussions and annual return reviews.
Composition dealers have their own rulebook — CMP-08 every quarter, GSTR-4 annually by 30 June, bills of supply instead of tax invoices, and a turnover ceiling that must be watched. We handle each of these correctly so the scheme's simplicity never turns into a violation.
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.
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.
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.
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.
Systematic GSTR-2B matching and supplier follow-up mean input tax credit that was leaking away under self-filing is captured each month, directly reducing the cash you pay out with every GSTR-3B.
When a business winds up, proper cancellation and a timely final return ensure the file is genuinely closed, so no demand or late-fee computation resurfaces against you long after the shutters came down.
Whether moving between composition and regular scheme, opting into QRMP, or crossing the e-invoice threshold at Rs.5 crore, transitions are planned in advance rather than discovered after a compliance breach.
Continuous filing protects you from the suspension and cancellation proceedings that hit chronic non-filers, so your registration, e-way bill access and ability to issue tax invoices are never suddenly cut off.
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.
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.
| 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. |
| 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. |
| 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. |
| 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. |
| Goods in transit | E-way bills generated correctly and matched to invoices, so consignments pass roadside inspections without detention or penalty. | A defective or missing e-way bill can mean detention at a checkpoint, with penalties that dwarf the tax on the consignment. |
| Time cost | Roughly 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. |
Ambattur - Avadi Road is a main connecting road in Avadi, about 1.8 km east of the centre of Avadi. The same consultant covers the streets immediately around it — Old Agraharam Street (about 1.4 km); Nehru Bazar Road (about 1.9 km); 4th Main Road (about 2.0 km); 1st Cross Street (about 2.1 km) — so a site visit on Ambattur - Avadi Road can usually be combined with other work in Avadi on the same trip. For GST purposes an address on Ambattur - Avadi Road falls under the Chennai Outer CGST Commissionerate, and the Avadi pincode is 600054.
Road classification and position from OpenStreetMap; distances are straight-line and approximate. Jurisdiction must be confirmed on your own registration certificate.
Selected notifications, Council decisions and court rulings that practising consultants are applying to live cases.
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.
What it means for you: 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.
Notification No. 9/2025-Central Tax (Rate), dated 17 September 2025, Schedule I, Chapters 50 to 63 · 2025-09-17
Under the new Schedule I, woven fabrics of silk, wool, cotton, other vegetable fibres, man-made filaments and man-made staple fibres, knitted and crocheted fabrics, sewing thread of man-made filaments and staple fibres, and worn clothing and rags all attract five per cent. Man-made fibre and yarn, which had long been taxed higher than the cloth made from them, were also brought down, largely correcting the inverted duty structure that had troubled the Tamil Nadu textile belt since 2017.
How we apply it: Fabric traders and garment units charge five per cent across the chain, which should shrink credit accumulation and reduce dependence on inverted duty refunds.
32nd GST Council Meeting, New Delhi — 10 January 2019 · 2019-01-10
The Council created two threshold limits for exemption from registration and payment of GST for suppliers of goods, Rs 40 lakh and Rs 20 lakh, and gave states a week to choose which limit would apply in their territory. The threshold for service providers was left unchanged at Rs 20 lakh, and at Rs 10 lakh for special category states. The change was made operational from 1 April 2019 and remains the basic registration test for traders and manufacturers today.
What to do about it: A Chennai trader dealing only in goods crosses the registration line at Rs 40 lakh of aggregate turnover, but a service provider must register at Rs 20 lakh.
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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