Chennai's dedicated GST practice · GSTR-1 due 11th · GSTR-3B due 20th/22nd
Kolathur · PIN 600099

GSTR-1 & GSTR-3B Monthly Filing near Red Hills Road, Kolathur, Chennai

From Rs.749, our team delivers GSTR-1 & GSTR-3B Monthly Filing for shops, service providers and manufacturers across Kolathur. Local jurisdiction knowledge, deadline tracking and honest, upfront fees — the way GST compliance in Chennai should actually work.

We serve businesses on and around Red Hills Road — 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 Red Hills Road, Kolathur
Rs.749/month onwardsProfessional fee
Filed before the 11th and 20th of every monthTypical timeline
20 yearsIn indirect tax practice
30 minCallback time

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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 Red Hills Road, Kolathur

Businesses in Kolathur looking for GSTR-1 & GSTR-3B Monthly Filing want two things: work done correctly and someone answerable when questions come. Kolathur is India's best-known ornamental fish hub, with breeding farms and aquarium shops clustered off Red Hills Road near Retteri junction, alongside hardware stores and construction material suppliers serving fast-growing residential pockets like Poombuhar Nagar. Many fish breeders and online sellers cross the Rs.40 lakh goods threshold without realising it, making first-time registration and e-commerce reporting the local GST pain point. We serve this belt — including Villivakkam and Perambur — 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.

GST jurisdiction for Kolathur (PIN 600099): businesses here generally fall under the CGST Chennai North Commissionerate. We regularly represent clients from Kolathur 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 Builders and Contractors in Kolathur
Under-construction residential sales are taxed at 1 percent for affordable housing and 5 percent for other units, both without input credit, while commercial works contracts run at 18 percent with credit. Builders must procure at least 80 percent of inputs and input services from registered suppliers each year; any shortfall attracts tax under reverse charge, and cement bought from unregistered dealers is taxed under reverse charge at its full rate regardless of the shortfall test. Development rights and joint development agreements carry their own liability trigger points. A specialist runs the 80-20 computation annually and tracks reverse charge on cement and landowner area sharing so project costing stays accurate.
After GSTR-1 & GSTR-3B Monthly Filing is filed, support continues — acknowledgements are archived, upcoming due dates are tracked, and any departmental query on the work is answered, all within fees starting at Rs.749 in Kolathur.
Why Us

Why Red Hills Road, Kolathur Businesses Choose ChennaiGST

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

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.

Zero Tolerance for Late Fees and Interest

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.

E-Commerce Seller Reconciliation, Including TCS

Sellers on Amazon, Flipkart and other marketplaces face a three-way match between marketplace reports, GSTR-1 and the TCS the operator deposits against your GSTIN. We reconcile all three every period and accept the TCS credit, so sellers in Kolathur never leave marketplace deductions unclaimed.

One Dedicated Point of Contact

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.

Deadline Tracking Done for You

GSTR-1 by the 11th, GSTR-3B by the 20th, CMP-08 by the 18th after each quarter — we maintain a compliance calendar for every client and start chasing your data well before the due date, so late fees never enter the picture.

Clean Exits When a Business Closes

Winding up attracts its own GST obligations — the cancellation application, reversal of credit on closing stock, and the final return in GSTR-10 within three months. We close registrations properly so a business you shut in Kolathur never writes back to you as a demand years later.

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 Kolathur

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.

No Money Idling in the Cash Ledger

Excess balances parked in the electronic cash ledger are identified during regular ledger reviews and either utilised against upcoming liability or claimed back as a refund, instead of sitting interest-free with the government.

Compliance That Continues When You Travel

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.

TDS and TCS Credits Converted to Cash

Amounts deducted by government buyers as GST TDS and by marketplaces as TCS are accepted on the portal each period, so money withheld against your GSTIN actually reaches your cash ledger instead of lying unclaimed.

Slips Settled Before They Become Notices

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.

Supplier Risk Caught Early

We spot suppliers who stop uploading invoices or filing returns and alert you before their default becomes your blocked credit, letting you recover amounts or switch vendors while the exposure is still small.

Notices Answered Within the Time Limit

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.

Why a Specialist Matters

With ChennaiGST vs Doing It Yourself

AspectWith ChennaiGSTDIY / Unattended
Registration and amendmentsQuery-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.
Portal credentials and dataLogins 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.
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.
Risk of noticesGSTR-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.
Annual return preparationMonthly 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.
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.
On This Street

GST Support on Red Hills Road, Kolathur

Red Hills Road is a main connecting road in Kolathur, about 2.2 km south-west of the centre of Kolathur. The same consultant covers the streets immediately around it — 31st Street (about 1.3 km); 30th Street (about 1.3 km); Bajanai Koil Street (about 1.3 km); 27th Street (about 1.4 km) — so a site visit on Red Hills Road can usually be combined with other work in Kolathur on the same trip. For GST purposes an address on Red Hills Road falls under the Chennai North CGST Commissionerate, and the Kolathur pincode is 600099.

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

Compliance Watch

GST Developments Worth Knowing — relevant to Kolathur businesses

A working knowledge of recent instruments and judgments is what separates a defensible filing from a risky one.

Portal Advisory

Table 3.2 of GSTR-3B: locking announced, then temporarily relaxed

GSTN Advisories dated 11 April 2025 and 16 May 2025 — Table 3.2 of GSTR-3B · 2025-04-11

GSTN first advised that from the April 2025 period, auto-populated values in Table 3.2 of GSTR-3B, covering inter-state supplies to unregistered persons, composition taxpayers and UIN holders, would become non-editable, with corrections routed through GSTR-1A. After taxpayer representations, a 16 May 2025 advisory kept Table 3.2 editable for the time being. The locking was later subsumed in the broader hard-locking of GSTR-3B liability during 2025.

How we apply it: Report place-of-supply details correctly in GSTR-1 itself, since state-wise B2C figures in GSTR-3B are moving beyond manual correction.

Circular

How to correct mistakes in GSTR-3B and the rules on late fee for early returns

Circular No. 26/26/2017-GST dated 29 December 2017 · 2017-12-29

This consolidated circular explained the return filing decisions of the 23rd GST Council meeting. It clarified the due dates, the quantum of late fee, and, most usefully, that errors in a GSTR-3B already filed cannot be revised but must be corrected by adjusting the figures in the return of a later month, with interest payable where tax was short paid. It also dealt with returns that were submitted but not filed because of portal problems.

How we apply it: The principle that GSTR-3B is corrected in a subsequent month rather than revised still governs every rectification a Chennai business makes today.

AAR Ruling

Carbonated fruit drinks classified as carbonated beverages, not fruit juice drinks

Rich Dairy Products (India) Pvt Ltd - AAR Tamil Nadu (2019), upheld by AAAR Tamil Nadu, Order No. TN/AAAR/01/2020 · 2019

The Namakkal manufacturer made carbonated beverages containing fruit juice and sought classification under the fruit pulp or fruit juice based drinks entry taxed at 12 percent. The Authority held that once carbon dioxide is added the product is classifiable under heading 2202 10 as waters containing added carbon dioxide and flavouring, and not as fruit juice under heading 2009, so the higher rate applicable to that entry along with compensation cess applies. The Appellate Authority upheld that view.

Practical effect: Chennai beverage makers must check whether the drink is carbonated before applying the 12 percent fruit drink rate.

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.

Is there a GST consultant near Kolathur for gst return filing?
Yes. We serve Kolathur 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 Kolathur and you are welcome to visit our office. Reach us on +91 - 9600 606 444 between 9 AM and 8 PM, Monday to Saturday.
Which GST office handles Kolathur businesses?
Businesses in Kolathur (PIN 600099) generally fall under the CGST Chennai North Commissionerate, with state-jurisdiction cases handled by the Tamil Nadu Commercial Taxes Department. Your exact division and range can be confirmed from your GSTIN on the GST portal. We regularly appear before this jurisdiction for registrations, clarifications and hearings, so we know the local practice and documentation preferences.
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 medical shop also sells supplements, cosmetics and baby products. Do they all take the medicine rate?
No, and this is where pharmacies slip. Only items answering the description of drugs and medicaments take 5% or nil. Nutraceuticals and protein supplements generally attract 18%, beauty and makeup preparations 18%, while daily-use items such as soaps, shampoos and toothpaste came down to 5% in September 2025. Each product must be mapped to its own HSN code and rate in your billing software, and your GSTR-1 HSN summary must reflect that mix. A single wrong default rate applied across the counter creates either short payment or overcharging. ChennaiGST runs product-master audits for pharmacies in Kolathur; call +91 - 9600 606 444 to schedule one.
What is the due date for GSTR-3B in Tamil Nadu?
For monthly filers, GSTR-3B is due on the 20th of the following month. If you are registered in Tamil Nadu and have opted for the QRMP scheme, your quarterly GSTR-3B is due on the 22nd of the month following the quarter. GSTR-3B is the summary return through which you actually pay tax, so missing it attracts a late fee of Rs.50 per day (Rs.20 for nil returns) plus interest at 18 percent per annum on tax paid late.
My workshop bills customers for spare parts and labour together. How should GST be charged?
The accepted practice, supported by CBIC's clarification on servicing, is that where the invoice separately shows the value of parts and the value of labour, each takes its own treatment: parts as a supply of goods and repair labour as a service at 18%. Since auto components also moved to 18% from September 2025, both lines of a typical job card now carry the same rate, which removes the old temptation to shift value between parts and labour. Still keep the split, because HSN and SAC reporting in GSTR-1 differ for goods and services. Workshops can call +91 - 9600 606 444 for invoice-format templates.
How are B2B and B2C invoices reported differently in GST returns?
B2B invoices, meaning supplies to registered buyers, are reported invoice by invoice in Table 4 of GSTR-1 with the buyer's GSTIN, so each one flows into that buyer's GSTR-2B for credit. B2C supplies are split into two streams: large inter-state invoices above the threshold are reported invoice-wise in Table 5, while all remaining B2C sales are reported as consolidated, rate-wise totals per state in Table 7. This is why capturing the buyer's GSTIN correctly at billing matters so much; an invoice keyed as B2C by a cashier gives the registered buyer no credit and triggers correction requests later.
How is interest calculated if I pay GST late?
Interest is charged at 18 percent per annum under Section 50 of the CGST Act, calculated day-wise from the due date until the date of payment. Following the amendment to Section 50, interest on delayed GSTR-3B filing applies only on the portion of tax paid through the electronic cash ledger, not on the amount settled using input tax credit. For example, a cash liability of Rs.1,00,000 paid 30 days late attracts roughly Rs.1,479 as interest. We compute this precisely before filing so clients in Kolathur never overpay or underpay.
What is the difference between GSTR-2A and GSTR-2B, and which one should I follow?
GSTR-2A is a dynamic statement that keeps changing as suppliers file or amend their returns, so the same month's data can look different on different dates. GSTR-2B is a static statement generated on the 14th of each month, capturing supplier filings between cut-off dates, and it never changes afterwards. The law ties your ITC eligibility to GSTR-2B, and GSTR-3B auto-populates from it, so 2B is the statement to reconcile against for monthly claims. GSTR-2A remains useful for tracing when an invoice was actually uploaded, which helps in replying to departmental queries about earlier periods.
I received an intimation in DRC-01C about ITC mismatch. How do I respond?
DRC-01C is issued under Rule 88D when the ITC claimed in your GSTR-3B exceeds the ITC available in GSTR-2B beyond the permitted limits. You must respond within seven days, either by paying the excess with interest through DRC-03 or by explaining the difference in Part B of DRC-01C, citing valid reasons such as credits of earlier periods claimed within time, reclaims after Rule 37 payment, or import ITC not flowing through 2B. Until you respond, the portal can block filing of your next GSTR-1. Do not ignore the seven-day window; call +91 - 9600 606 444 the day it arrives.
Why should I reconcile GSTR-2B with my purchase books every month?
Because your input tax credit in GSTR-3B is legally restricted to invoices appearing in GSTR-2B. Under Section 16(2)(aa) and Rule 36(4), credit is available only when the supplier has reported the invoice in their GSTR-1 and it flows into your GSTR-2B. Monthly reconciliation catches suppliers who have not filed, invoices reported with wrong GSTINs, duplicate entries and rate differences, before they become mismatch notices. It also protects working capital, since missed credits sit unclaimed. A disciplined monthly reconciliation, matched invoice by invoice, is the single most effective protection against ITC disputes for businesses in Kolathur.
How much time do I get to raise an invoice for services?
A tax invoice for services must be issued within thirty days from the date of supply of the service. For banks, insurers, financial institutions and NBFCs, the limit is forty-five days. Where services are supplied continuously, the invoice follows the contract: if the due date of payment is ascertainable, invoice on or before that date; if not, invoice when payment is received; and if payment is linked to completion of an event or milestone, invoice on or before its completion. Consultants and agencies that bill quarterly should check their contracts against these rules, since late invoicing defers nothing legally.
How is interest calculated on a GST demand or late payment?
Interest runs at 18 percent per annum under Section 50 on tax paid after the due date, computed day-wise from the day following the due date until payment. Following amendments, interest on delayed GSTR-3B liability applies on the portion paid through the electronic cash ledger, and interest on wrongly availed ITC arises where the credit has been both availed and utilised. Interest is payable even where no penalty applies, and it cannot be waived by the officer. Because interest compounds silently over long disputes, paying the admitted tax early through DRC-03, even while contesting the rest, often saves a substantial amount.
I returned an advance because the deal was cancelled. What document do I issue?
It depends on how far the paperwork went. If you had issued only a receipt voucher and no tax invoice, you issue a refund voucher under Rule 51 when returning the advance, and the tax paid on that advance can be adjusted. If a tax invoice had already been issued, the cancellation is handled through a credit note under Section 34 instead. The refund voucher records the original receipt voucher reference, the amount refunded and the tax involved. Event managers and contractors see cancellations regularly, and using the wrong document between these two is a common reconciliation error.
Something is malfunctioning on the GST portal. How do I raise a formal grievance ticket?
Use the GST Self-Service Grievance Redressal Portal at selfservice.gstsystem.in. Select Report Issue, type a keyword describing the problem, and the system suggests the matching category along with FAQs; if those do not resolve it, proceed to raise the ticket by entering your GSTIN or ARN, contact details and a description, and attach screenshots of the error. A ticket reference number is issued instantly by email and SMS. Raising a ticket also creates a record that the failure was on the system side, which helps later if a deadline was missed because of a portal outage. Our Kolathur office logs tickets for clients as part of retainer support.
If I open a bulk bag and sell rice loose by weight, is that sale taxable?
No. The 5% levy on specified food items applies only when they are supplied in pre-packaged and labelled form in packs up to 25 kilograms. When a retailer opens bulk stock and weighs out loose quantities against each customer's order, the supply is not of a pre-packaged commodity, so it remains exempt. What you cannot do is sell an intact labelled retail pack and bill it as loose. Keep purchase records showing bulk procurement and maintain the loose counter separately from the packed shelf, because officers test this distinction during inspections of grocery businesses. When in doubt on a product, call +91 - 9600 606 444.
Our small lodge in Kolathur gets bookings through online travel apps. Who pays the GST?
It depends on your registration status. If the lodge is registered, you charge GST on the accommodation and the platform collects TCS on payments routed through it, which you claim back on the portal. If the lodge is not liable to be registered, the law shifts the liability to the e-commerce operator itself under Section 9(5), so the app pays the tax on accommodation booked through it and the small lodge need not register merely because it lists online. Direct walk-in business remains within your threshold computation. Keep the platform agreements and statements, since they determine who reported the tax.
How many digits of the HSN code must I print on my tax invoices?
Under Notification 78/2020 Central Tax, taxpayers with aggregate turnover up to Rs.5 crore in the preceding financial year must mention a 4-digit HSN code on all B2B tax invoices, though it is optional on B2C invoices. Taxpayers with turnover above Rs.5 crore must mention 6-digit HSN codes on every invoice, including B2C. Eight digits are required for specified goods such as certain chemicals and for export documentation. Services follow the same rule using SAC codes, which begin with 99. Printing truncated or wrong codes on invoices creates mismatches later, so set the codes correctly in your billing software once.
How long does GSTR-1 & GSTR-3B monthly filing take in Kolathur?
Filed before the 11th and 20th of every month. That assumes your documents are complete and there is no departmental query. We start the same day we receive your papers and tell you the realistic completion date upfront rather than an optimistic one. Where the GST portal or the officer causes delay — clarifications, physical verification or system issues — we track it daily and keep you informed on WhatsApp.
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.
Do you provide GSTR-1 & GSTR-3B monthly filing for businesses on Red Hills Road?
Yes. We serve businesses on and around Red Hills Road in Kolathur — shops, offices, godowns and home-run businesses alike. Document pickup can be arranged at your premises, or you can send everything on WhatsApp and complete monthly returns without leaving your counter. Call +91 - 9600 606 444 and mention your location; a consultant will confirm the fee and timeline immediately.
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