Chennai's dedicated GST practice · GSTR-1 due 11th · GSTR-3B due 20th/22nd
Nandambakkam · PIN 600089

GSTR-1 & GSTR-3B Monthly Filing for Shops and Offices on Bajhanai Koil Street, Nandambakkam

Most of it happens without you leaving your shop counter. Share your documents on WhatsApp, approve the prepared draft, and your GSTR-1 & GSTR-3B Monthly Filing is completed on the portal from Rs.749 — by a Chennai team that businesses across Nandambakkam have relied on for years.

We serve businesses on and around Bajhanai Koil Street — 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 Bajhanai Koil Street, Nandambakkam
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 Bajhanai Koil Street, Nandambakkam

Nandambakkam, on Mount-Poonamallee Road beside the Adyar river, is defined by the Chennai Trade Centre exhibition complex and the Officers Training Academy belt near St. Thomas Mount. Exhibition organisers, stall fabricators, caterers and AV rental firms work event cycles here, wrestling with 18 per cent GST on stall licensing, place-of-supply rules for out-of-state exhibitors and input tax credit on temporary structures. Years of working in and around Nandambakkam have shown us where GST trouble actually begins here — supplier defaults, classification doubts and deadlines lost in busy trading weeks. Our GSTR-1 & GSTR-3B Monthly Filing is built to close precisely those gaps, and the same team supports businesses in St. Thomas Mount and Guindy, each with one point of contact and a compliance calendar maintained on their behalf.

GST jurisdiction for Nandambakkam (PIN 600089): businesses here generally fall under the CGST Chennai South Commissionerate. We regularly represent clients from Nandambakkam 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 Hospitals and Clinics in Nandambakkam
Healthcare services by clinical establishments and doctors are exempt, but a clinic in Nandambakkam rarely earns exempt income alone. Pharmacy sales to outpatients, implants billed separately, and cosmetic or aesthetic procedures undertaken for appearance rather than treatment are all taxable, and room charges above Rs.5,000 per day for non-ICU rooms attract 5 percent without credit. Exempt receipts still count towards aggregate turnover, so a hospital with a busy pharmacy can need registration despite mostly exempt revenue. A specialist separates the taxable streams, applies Rule 42 reversals on common expenses like housekeeping and equipment maintenance, and keeps the exemption for core treatment intact.
Yes, professional GSTR-1 & GSTR-3B Monthly Filing is available in Nandambakkam starting at Rs.749. The process is handled end to end — documents over WhatsApp, senior-reviewed preparation, portal filing and same-day acknowledgement sharing.
Why Us

Why Bajhanai Koil Street, Nandambakkam Businesses Choose ChennaiGST

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

Composition Scheme Compliance Without Slips

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.

Support in Tamil and English

GST is confusing enough without a language barrier. Our team explains notices, tax positions and filing requirements in plain Tamil or English, whichever you and your staff in Nandambakkam are comfortable with, and keeps written communication simple and jargon-free.

QRMP Managed Properly, Not Just Opted Into

Quarterly filing still demands monthly attention — IFF uploads so your buyers see their credit on time, and tax payment through PMT-06 by the 25th for the first two months of each quarter. We run that monthly rhythm so QRMP saves you effort without creating gaps.

Complete Documentation, Properly Archived

Every acknowledgement, challan, computation sheet and filed return is saved and shared with you in an organised folder. When a bank, buyer or GST officer asks for a document from two years ago, it reaches you the same day without any scrambling.

Extra Hands During Filing Windows

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.

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.

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 Nandambakkam

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.

Better Cash Flow Planning

You know your expected GST outflow days before the 20th, not on the night of filing. That advance visibility lets you plan payments, collections and bank balances instead of scrambling for funds at the deadline.

Correct Tax the First Time

Rates, reverse charge, place of supply and blocked credits are applied correctly at the preparation stage, so you neither overpay tax you do not owe nor underpay and invite demands with penalty later.

Credit Notes That Actually Reduce Your Tax

Sales returns, discounts and price revisions are adjusted through properly reported credit notes within the statutory window, so you never keep paying tax on turnover you have already reversed.

A Written Trail for Every Decision

Tax positions, rate choices and credit calls are documented as they are made, so if a question arises years later, the reasoning and evidence are on file rather than in someone's fading memory.

Smooth Scheme Transitions

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.

Faster GST Refunds

Complete RFD-01 applications with proper statements and annexures move through the system faster and attract fewer deficiency memos, which means export and inverted-duty refunds reach your bank account sooner.

Why a Specialist Matters

With ChennaiGST vs Doing It Yourself

AspectWith ChennaiGSTDIY / Unattended
Input tax creditPurchase 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.
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.
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.
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.
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.
Goods in transitE-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.
On This Street

GST Support on Bajhanai Koil Street, Nandambakkam

Bajhanai Koil Street is a residential street in Nandambakkam, about 300 m north-east of the centre of Nandambakkam. The same consultant covers the streets immediately around it — Gangaiamman Koil Street (about 100 m); East Mada Street (about 100 m); Srikrishna Colony (about 100 m); Ramar Koil Street (about 150 m) — so a site visit on Bajhanai Koil Street can usually be combined with other work in Nandambakkam on the same trip. For GST purposes an address on Bajhanai Koil Street falls under the Chennai South CGST Commissionerate, and the Nandambakkam pincode is 600089.

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

Law Update

GST Rulings and Notifications That Affect You — relevant to Nandambakkam businesses

GST law moves through notifications, circulars and court decisions. These are the ones changing how filings are prepared right now.

Portal Advisory

Phase-III HSN reporting: dropdown codes and B2B/B2C split in GSTR-1

GSTN Advisory dated 25 April 2025 — Phase-III of HSN reporting in Table 12 of GSTR-1/1A · 2025-04-25

GSTN implemented Phase-III of mandatory HSN reporting in Table 12 of GSTR-1 and GSTR-1A from the May 2025 return period, after the change was deferred from earlier periods. Manual keying of HSN codes is replaced by selection from a dropdown, Table 12 is split into separate B2B and B2C tabs, and new value validations compare the taxable values reported across tables. Table 13, the summary of documents issued, also became mandatory. Taxpayers up to Rs 5 crore turnover report 4-digit codes; larger taxpayers report 6-digit codes.

How we apply it: Update your billing software's HSN masters so every item carries a valid 4 or 6 digit code that matches the portal dropdown.

Case Law

Supreme Court restricts rejection of declared import value without recorded reasons

Century Metal Recycling (P) Ltd v. Union of India — Supreme Court, 2019 (367) ELT 3 (SC), judgment dated 17-05-2019 · 2019-05-17

The Supreme Court held that the transaction value declared by an importer must ordinarily be accepted. Before rejecting it, the proper officer must have a reasonable doubt based on certain material and specific reasons, must communicate those grounds to the importer, and must give an opportunity to explain. A mere suspicion, or reliance on price data without disclosure, is not sufficient to displace the declared value.

Why this matters: A Chennai importer facing enhancement of assessable value should insist on written reasons and the comparable data relied upon before accepting any revision.

AAR Ruling

Electrical wiring harness classified as insulated wire, not a vehicle part

WABCO India Ltd - AAR Tamil Nadu, Order No. TN/10/AAR/2018, dated 27 September 2018 · 2018-09-27

The manufacturer supplied electrical wiring harness, essentially electrical wire with connectors at both ends, used in motor vehicles, and asked whether it should be classified as a motor vehicle part or as insulated electrical conductors. The Authority classified the product under heading 8544, which covers insulated wire and cable fitted with connectors, taxable at 9 percent central tax and 9 percent State tax following Notification No. 41/2017-Central Tax (Rate) dated 14 November 2017, the earlier rate having been higher.

How we apply it: Chennai auto component makers should classify by the tariff description of the article itself, not by the vehicle it eventually goes into.

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.

Are there any hidden charges for GSTR-1 & GSTR-3B monthly filing?
No. The fee quoted before we start is the fee you pay. Government fees, portal charges or statutory late fees, where they apply, are separate and disclosed to you in advance with the exact amount. We issue a proper GST invoice for our professional fee. If the scope of work changes — for example, an unexpected notice or additional periods — we tell you the revised fee before doing anything further.
Is there a GST consultant near Nandambakkam for gst return filing?
Yes. We serve Nandambakkam and the surrounding areas from our office at Porur, Chennai - 600 116, Tamil Nadu, and most monthly returns work is completed online — you send documents on WhatsApp and we handle the portal work. If you prefer in-person help, we offer doorstep document pickup across Nandambakkam and you are welcome to visit our office. Reach us on +91 - 9600 606 444 between 9 AM and 8 PM, Monday to Saturday.
A client paid me an advance. Do I raise an invoice or something else?
On receiving an advance, you issue a receipt voucher under Rule 50, not an invoice; the tax invoice follows when the service is actually supplied. GST is payable on advances received for services in the period of receipt, and the receipt voucher documents that liability. Advances for the supply of goods are not taxed at receipt for normal taxpayers under Notification 66/2017. If the rate is not determinable when the advance arrives, tax is paid at 18 percent, and if the nature of supply is not determinable, it is treated as inter-state. Service firms in Nandambakkam with retainer billing should map this into their monthly cycle.
My company has taken a residential flat on rent. Why is our accountant paying GST on it?
Because of a reverse charge entry effective 18 July 2022: renting of a residential dwelling to a registered person attracts 18 percent GST payable by the tenant under reverse charge, even when the landlord is unregistered. Renting to unregistered individuals for residence remains fully exempt. There is a carve-out from 1 January 2023: a proprietor renting a dwelling in his personal capacity for use as his own residence, on his own account and not for the business, is exempt. Companies and firms renting flats, including for guest houses, must therefore pay RCM monthly through GSTR-3B. We correct many such missed entries during our compliance health checks.
My SaaS startup in Nandambakkam bills both US and Indian customers. Is everything zero-rated?
No. Only the supplies satisfying the export conditions are zero-rated under your LUT. Subscriptions billed to customers located in India are ordinary taxable supplies at 18 percent, with the place of supply being the registered customer's location, or the address on record for unregistered users. Your GSTR-1 must therefore separate export invoices from domestic B2B and B2C supplies, and your accumulated ITC refund is computed only in proportion to export turnover. Many Nandambakkam SaaS founders wrongly treat all revenue as export because billing runs through one gateway; a revenue-wise mapping avoids demands later. Call +91 - 9600 606 444 for a review.
What is the difference between CPIN and CIN, and how long is a GST challan valid?
When you generate a challan in Form PMT-06 on the portal, the system issues a fourteen-digit Common Portal Identification Number, the CPIN, which identifies the unpaid challan and remains valid for fifteen days. Once the bank receives your payment, a seventeen-digit Challan Identification Number, the CIN, is generated, comprising the CPIN plus the bank code, and the amount credits your electronic cash ledger. If a challan expires unpaid, simply generate a fresh one; no consequence follows. Payment modes include net banking, UPI, cards, NEFT or RTGS, and over-the-counter deposit up to Rs.10,000 per challan per tax period.
What is a B2C large invoice and what is the current threshold?
A B2C large invoice is an inter-state supply to an unregistered person exceeding the notified value threshold, which was reduced from Rs.2.5 lakh to Rs.1 lakh. Such invoices must be reported individually in Table 5 of GSTR-1 with the place of supply, instead of being merged into the consolidated B2C summary. The rule helps states track high-value consumer sales flowing across borders. If your Nandambakkam showroom occasionally bills an unregistered customer from another state above Rs.1 lakh, your billing and returns process must flag it for invoice-wise reporting, or GSTR-1 validations and later scrutiny will surface the gap.
Why is the portal not letting me file GSTR-1?
Under Rule 59(6) of the CGST Rules, the portal blocks GSTR-1 filing if the GSTR-3B of the preceding tax period has not been filed. GST returns are sequential, so a single skipped GSTR-3B stops the entire chain. The fix is to file the pending GSTR-3B along with its late fee and interest, after which GSTR-1 opens up again. If you are unsure which period is pending, we can check your dashboard and clear the sequence for you the same day from our office near Nandambakkam.
Do I get ITC on machinery purchase in one shot or in instalments over years?
In one shot. Unlike the old VAT regime, GST allows the entire input tax credit on capital goods in the month of receipt, provided the machinery is used for taxable supplies and the invoice appears in your GSTR-2B. The one critical condition sits in Section 16(3): if you claim income tax depreciation on the GST component of the asset's cost, the credit is denied. So capitalise the machine at its value excluding GST, claim the GST as credit, and depreciate only the net cost. We regularly find fixed asset registers in Nandambakkam where the accountant capitalised the gross amount, silently forfeiting the entire credit.
I make both taxable and exempt supplies. How is the Rule 42 credit reversal actually computed?
Rule 42 first removes credit exclusively for exempt supplies and non-business use, and credit exclusively for taxable supplies, leaving the common credit. From this common pool, you reverse the portion equal to exempt turnover divided by total turnover for the month, plus a flat five percent of the common credit where inputs are partly used for non-business purposes. The reversal is declared monthly in GSTR-3B, and a final recomputation for the whole year must be done, with any shortfall paid with interest, by the November return following the financial year. Traders in Nandambakkam dealing in items like unbranded foods alongside taxable goods need this working every month.
My supplier is delivering one order in several instalments. When can I claim the ITC?
Where goods against a single invoice are received in lots or instalments, the first proviso to Section 16(2) permits the credit only upon receipt of the last lot. So if machinery invoiced in March arrives in four consignments ending in May, the entire ITC is claimable only in May, even though the invoice is dated March. Claiming it earlier is a premature availment that can be flagged in scrutiny. Track part deliveries against invoices in your inward register, and defer the credit in your reconciliation working until the final consignment is booked. This timing point is routinely missed by businesses in Nandambakkam handling bulk orders.
What is the place of supply for freight and courier charges on goods?
For transportation of goods, including by courier, Section 12(8) fixes the place of supply as the location of the recipient where the recipient is registered. Where the recipient is unregistered, it is the location where the goods are handed over for transportation. So a registered Nandambakkam manufacturer paying a transporter for a Chennai-to-Delhi movement has Tamil Nadu as the place of supply, and the RCM liability is paid as CGST plus SGST if the transporter is also in Tamil Nadu. This rule matters chiefly for paying reverse charge on GTA freight under the correct heads, because paying IGST where CGST and SGST were due creates a refund-and-repay exercise later.
Can I transfer cash ledger balance from one GSTIN to another GSTIN of the same PAN?
Yes, within limits. Under Section 49(10), unutilised IGST and CGST balances in the electronic cash ledger can be transferred through PMT-09 to the cash ledger of a distinct person, that is, another GSTIN registered on the same PAN in the same or another state. SGST balances cannot be moved across states in this manner. The transfer is not permitted if the transferring GSTIN has any unpaid liability standing in its electronic liability register. Multi-state businesses headquartered in Nandambakkam use this to shift idle deposits to the branch that actually needs the cash, avoiding fresh working capital outflow.
Can you give me a simple GST due-date calendar for my business?
For monthly filers: GSTR-1 by the 11th and GSTR-3B by the 20th of the next month. Under QRMP: optional IFF by the 13th of the next month, PMT-06 payment by the 25th, quarterly GSTR-1 by the 13th and GSTR-3B by the 22nd (Tamil Nadu) after the quarter. Composition dealers pay via CMP-08 by the 18th after each quarter and file GSTR-4 annually by 30 June. GSTR-7 and GSTR-8 are due on the 10th, and GSTR-9 and GSTR-9C by 31 December. Clients in Nandambakkam receive our reminder messages before every date.
How do I register my DSC on the GST portal, and why does the emSigner error keep appearing?
After logging in, open My Profile and select Register or Update DSC, choose the authorised signatory's PAN, and sign with the USB token; the certificate must be Class 3 and the PAN on it must match the signatory's PAN on the portal. Signing requires the emSigner utility running in the background, and the common failure to establish connection error means emSigner is not started, is blocked by the browser, or another application occupies its port. Run emSigner as administrator, keep the token connected, and use the trusted-site settings the portal recommends. We troubleshoot DSC issues for Nandambakkam companies routinely; call +91 - 9600 606 444.
Can my GST registration be cancelled for not filing returns?
Yes. Under Rule 21A, the department can suspend a GSTIN where returns are not filed for a continuous period, and Section 29 permits cancellation where a regular taxpayer has not filed returns for six months (two quarters for QRMP, and a composition taxpayer defaulting on the annual return beyond three months). During suspension you cannot issue tax invoices or file returns, which freezes the business. If cancellation happens, revocation must be sought through REG-21 within 90 days after clearing all dues. If you have received a suspension notice in Nandambakkam, call +91 - 9600 606 444 immediately.
Can one invoice contain items taxed at different GST rates?
Yes, there is no requirement to issue separate invoices per rate. A single tax invoice can carry multiple line items, each with its own HSN code, taxable value, rate and tax amount, and the totals section simply aggregates the tax rate-wise. A hardware store in Nandambakkam can bill cement at 18 percent and certain tools at 5 percent on one document. What matters is that each line is classified and taxed correctly, and that mixed baskets are not collapsed into one rate. Be careful with genuine composite supplies, where one principal supply drives a single rate; that is a classification question, not an invoicing one.
What is the GST rate for restaurants and food delivery now?
Standalone restaurants, eateries and cloud kitchens charge 5 percent GST without input tax credit. Restaurants located in hotels where the room tariff exceeds Rs.7,500 per day fall in the specified premises category and charge 18 percent with input tax credit. Food ordered through e-commerce operators such as Swiggy and Zomato is taxed at 5 percent, with the platform liable to pay the tax on restaurant services supplied through it. A restaurant in Nandambakkam paying 5 percent must remember that GST on its rent, gas and equipment purchases becomes a cost, since credit is barred.
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.
What documents are required for GSTR-1 & GSTR-3B monthly filing in Nandambakkam?
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.
Can I get GSTR-1 & GSTR-3B monthly filing done online without visiting the office?
Yes, the entire process can be handled online. You share scanned documents on WhatsApp or email, we prepare and file everything on the GST portal, and you receive the acknowledgement and filed copies digitally. Businesses in Nandambakkam regularly complete monthly returns with us without a single office visit. If a physical verification or personal hearing is required by the department, we guide you through it.
Explore

Related GST Services & Nearby Areas

Ready to Sort Out Your GST?

Businesses across Nandambakkam trust us with GSTR-1 & GSTR-3B Monthly Filing. Join them — 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