Chennai's dedicated GST practice · GSTR-1 due 11th · GSTR-3B due 20th/22nd
Keelkattalai · PIN 600117

GSTR-1 & GSTR-3B Monthly Filing for Shops and Offices on Sunnambu Kolathur Main Road, Keelkattalai

The 11th and the 20th arrive every month whether you are ready or not. Our Chennai team keeps businesses in Keelkattalai permanently ahead of both, delivering GSTR-1 & GSTR-3B Monthly Filing from Rs.749 with reconciliation, senior review and WhatsApp acknowledgements as standard.

We serve businesses on and around Sunnambu Kolathur Main 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 Sunnambu Kolathur Main Road, Keelkattalai
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
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Local Expertise

Trade Profile and GST Jurisdiction for Sunnambu Kolathur Main Road, Keelkattalai

Finding dependable GSTR-1 & GSTR-3B Monthly Filing in Keelkattalai usually means choosing between a distant online portal and an overloaded local accountant. Keelkattalai lies where Medavakkam Main Road meets the Pallavaram-Thoraipakkam 200 Feet Radial Road, its frontage carrying tile and sanitaryware showrooms, timber and hardware dealers, supermarkets and diagnostic labs that serve the apartment belt around Keelkattalai Lake. Dealers delivering materials to construction sites regularly trip on e-way bill requirements for consignments above Rs.50,000, and first-time registration for fast-growing retailers is routine work here. We offer a third option: a professional Chennai GST practice that treats Keelkattalai, Madipakkam and Kovilambakkam as home ground, responds the same working day, files ahead of deadlines, and stands behind its work if a notice ever arrives on a return we prepared.

GST jurisdiction for Keelkattalai (PIN 600117): businesses here generally fall under the CGST Chennai South Commissionerate. We regularly represent clients from Keelkattalai 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 Keelkattalai
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.
Yes, small businesses in Keelkattalai can use professional GSTR-1 & GSTR-3B Monthly Filing affordably — fees start at Rs.749, which is usually far less than one period of late fees and lost input tax credit.
Why Us

Why Sunnambu Kolathur Main Road, Keelkattalai Businesses Choose ChennaiGST

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

Transparent, Fixed Fees Quoted Upfront

You are told the full fee before we begin, in writing. No surprise additions for uploads, revisions or acknowledgements. Government fees and taxes, where applicable, are shown separately, so businesses in Keelkattalai always know exactly what the engagement costs them.

We Work with Your Existing Software

Tally, Zoho Books, Busy, marketplace reports, plain Excel or even a handwritten bill book — we take your data in whatever form your Keelkattalai business already maintains it. You are never forced to buy new software or retrain staff just to become our client.

Advisory, Not Just Data Entry

We tell you when the composition scheme stops making sense, when QRMP suits your cash flow, and when a supplier's non-compliance is quietly costing you credit. Filing is the minimum; helping you make better GST decisions is the actual job.

Proactive Alerts Before Problems Become Notices

If your GSTR-1 and GSTR-3B start drifting apart, if a large supplier stops filing, or if your turnover approaches the e-invoice threshold, we flag it to you immediately. Early warnings from our side are cheaper than departmental letters later.

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.

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 Keelkattalai

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.

Tax Paid Under the Right Head

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.

A Professional Face on Every Invoice

Correct, complete tax invoices signal a well-run business to customers, vendors and banks alike, quietly strengthening your credibility in every transaction where your paperwork is seen.

Bank and Tender Readiness

Loan applications and government tenders routinely demand GST returns and registration documents. With everything filed and archived properly, you can produce a complete compliance file within hours instead of days.

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.

Confidence During Officer Interactions

When a query or verification comes, you respond through a professional who deals with the department regularly, in the department's own language and format, instead of facing an officer's letter alone.

Growth Without Compliance Anxiety

New branches, new product lines and interstate sales all carry GST consequences. With standing professional support, you expand knowing registrations, invoicing and returns will keep pace with the business.

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.
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.
Late fees and interestFilings 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.
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.
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.
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.
On This Street

GST Support on Sunnambu Kolathur Main Road, Keelkattalai

Sunnambu Kolathur Main Road is a main connecting road in Keelkattalai, about 600 m north-east of the centre of Keelkattalai. The same consultant covers the streets immediately around it — Maxworth Nagar main road (about 150 m); Chinnappa nagar 2nd Street (about 150 m); Chinnappa nagar 1st Street (about 200 m); Indirapuri 12 th Street (about 250 m) — so a site visit on Sunnambu Kolathur Main Road can usually be combined with other work in Keelkattalai on the same trip. For GST purposes an address on Sunnambu Kolathur Main Road falls under the Chennai South CGST Commissionerate, and the Keelkattalai pincode is 600117.

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 Keelkattalai businesses

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

Circular

Refund of tax on advances where the order was cancelled during the pandemic

Circular No. 137/07/2020-GST dated 13 April 2020 · 2020-04-13

CBIC answered questions arising from cancelled bookings and returned goods. Where an advance was received, tax paid and an invoice issued, and the contract was later cancelled, the supplier issues a credit note under section 34 and adjusts the liability; where only a receipt voucher was issued, he issues a refund voucher and claims refund of the excess tax paid in FORM GST RFD-01. It also confirmed that a Letter of Undertaking for 2020-21 could be filed up to 30 June 2020 while quoting the previous year's LUT number.

Why this matters: Tax paid on an advance for an order that never happened is recoverable, but only through the correct credit note or refund voucher route.

Case Law

Kerala High Court upholds the time limit for claiming credit under Section 16(4)

M. Trade Links v. Union of India — Kerala High Court, judgment dated 5 July 2024, reported at 2024 KLT OnLine 1624 · 2024-07-05

A large batch of petitions challenged the constitutional validity of Section 16(4), which bars input tax credit claimed after the prescribed deadline, and of Section 16(2)(c). The High Court upheld both provisions, holding that input tax credit is a statutory concession subject to conditions and time limits fixed by the legislature. Limited relief was given for the initial years of GST having regard to the transitional difficulties and the subsequent amendments extending the deadline.

Why this matters: Do not rely on litigation to rescue late credit claims — reconcile and claim within the statutory deadline for each financial year.

GST Council

Prosecution threshold doubled to Rs 2 crore and compounding amounts reduced

48th GST Council Meeting (video conferencing) — 17 December 2022 · 2022-12-17

The Council recommended decriminalising parts of the GST regime. The minimum threshold of tax for launching prosecution under Section 132 was raised from Rs 1 crore to Rs 2 crore, except for the offence of issuing invoices without any supply. The compounding amount was reduced from the range of 50 to 150 per cent of tax to 25 to 100 per cent. Three offences were decriminalised altogether: obstructing or preventing an officer in the discharge of duties, deliberate tampering with material evidence, and failure to supply information.

What it means for you: Ordinary compliance failures below Rs 2 crore of tax no longer expose a Chennai proprietor to criminal prosecution, though fake invoicing remains prosecutable at any value.

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.

How much does GSTR-1 & GSTR-3B monthly filing cost in Keelkattalai?
Our fee for GSTR-1 & GSTR-3B monthly filing in Keelkattalai starts at Rs.749/month and is quoted in full before we begin — there are no hidden charges added later. The fee covers professional work end to end: document review, preparation, filing and follow-up until completion. Government fees or portal charges, where applicable, are separate and always shown to you upfront. For an exact quote based on your turnover and business type, call +91 - 9600 606 444 and a consultant will confirm it on the call.
Do you provide gst return filing for small businesses and proprietorships in Keelkattalai?
Yes. A large share of our clients in Keelkattalai are proprietors, small traders, shop owners, freelancers and family businesses rather than large companies. The fee of Rs.749/month and the process are the same regardless of size, and we explain the compliance position in plain language — in Tamil or English — so you understand what is being filed on your behalf and why.
What happens if I miss filing GSTR-3B this month?
A late fee of Rs.50 per day (Rs.20 per day for a nil return) accrues automatically, capped based on your turnover, and interest at 18 percent per annum applies on tax paid late. You also cannot file the next period's GSTR-1 until the pending GSTR-3B is filed, since returns must be filed sequentially. If two consecutive tax periods remain unfiled, e-way bill generation gets blocked, and continued default can lead to suspension of your GSTIN. File the pending return at the earliest; call +91 - 9600 606 444 and we can clear the backlog quickly.
When can I issue a GST credit note against my sales invoice?
Section 34 permits a credit note where the taxable value or tax charged in the invoice exceeds what is actually payable, where the goods are returned by the recipient, or where the goods or services are found deficient. The credit note references the original invoice, and reporting it in your GSTR-1 reduces your output tax liability for that period. It is the correct tool for sales returns, rate errors and quality claims. What a credit note cannot do is cancel an e-invoice after the twenty-four hour IRP window or rewrite history for a different customer; it must trace to a genuine adjustment on an identified invoice.
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 credit notes this month exceed my sales. Can GSTR-3B show a negative figure?
Yes. Since the January 2024 tax period, the portal permits negative values in Table 3.1 of GSTR-3B where credit notes issued in a month exceed the outward supplies, a situation common in businesses with heavy sales returns. The resulting negative liability is carried forward automatically by the system and adjusted against the liability of subsequent tax periods, so you no longer need to defer reporting credit notes. Ensure the same credit notes are reported in GSTR-1, because GSTR-3B auto-populates from it and manual deviations invite the portal's variance flags. Retailers with seasonal return spikes benefit most from this facility.
Our institute charges one fee covering classes, study material and hostel. How is it taxed?
A single price for naturally bundled components is a composite supply, taxed at the rate of the principal supply. For a coaching institute, coaching is the principal supply, so the entire lump sum, including printed materials and boarding provided as part of the package, attracts 18 percent. Printing separate invoices for books at nil rate out of a bundled fee is a known audit red flag and is routinely rejected. If the institute genuinely sells optional printed books to anyone at a separate price, those standalone sales can take the book's own treatment. Structure the fee schedule deliberately, not after the demand arrives.
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 Keelkattalai; call +91 - 9600 606 444 to schedule one.
What is the 180-day payment rule for input tax credit?
Under the second proviso to Section 16(2) read with Rule 37, if you do not pay your supplier the invoice value including tax within 180 days from the invoice date, you must reverse the proportionate ITC in GSTR-3B, along with interest at 18 percent per annum from the date of availment. The credit can be re-availed, without any time limit, once payment is actually made. Long credit periods negotiated with vendors around Keelkattalai frequently breach this rule unnoticed, so your reconciliation should include an ageing of creditors mapped to ITC claimed. Call +91 - 9600 606 444 if you need this ageing built into your monthly process.
Who has to file the GSTR-9 annual return?
GSTR-9 is the annual return for regular taxpayers, consolidating the outward supplies, input tax credit and tax paid reported through the year's GSTR-1 and GSTR-3B filings. As per CBIC notifications, filing is optional for taxpayers with aggregate turnover up to Rs.2 crore for the relevant financial year, and mandatory above that. Composition taxpayers file GSTR-4 instead, and e-commerce operators collecting TCS under Section 52 file GSTR-9B. Even where optional, filing GSTR-9 is often advisable because it locks your annual position before any departmental scrutiny. We prepare GSTR-9 for businesses across Keelkattalai every year.
I claimed some ITC wrongly last year. What interest and penalty apply if I reverse it now?
Under Section 50(3) as amended, interest at 18 percent per annum applies where wrongly availed credit has also been utilised, calculated from the date of utilisation until reversal; credit that was availed but never utilised, because your ledger balance never fell below the wrong amount, attracts no interest. Voluntary reversal is done through GSTR-3B or by payment in DRC-03, and paying before any show cause notice generally avoids or minimises penalty. If the department has already issued ASMT-10 or DRC-01, reply timelines apply, so act quickly. Call +91 - 9600 606 444 and ChennaiGST can compute the exact interest and file the DRC-03.
How do I track the status of a grievance ticket or any ARN I have on the GST portal?
For grievance tickets, open selfservice.gstsystem.in and use Check Status by entering the ticket reference number; the screen shows whether it is open, under processing or resolved, with the resolution comments. For applications filed on the main portal, log in and use Services, then Track Application Status, choosing the module and entering the ARN, or open My Applications to see every application with its case detail folder, notices and replies in one place. Diarise every ARN the day it is generated, because reply windows run from portal timestamps. ChennaiGST maintains an ARN tracker for every client engagement.
My footwear shop sells chappals at Rs.300 and shoes at Rs.4,000 on the same bill. How do I invoice this?
One invoice can comfortably carry both rates. Each pair is tested against the Rs.2,500 sale-value threshold independently, so the chappals are billed at 5% and the Rs.4,000 shoes at 18%, as separate line items under their footwear HSN codes in Chapter 64. Your GSTR-1 HSN summary will then show turnover split across the two rates. Ensure the billing software picks the rate from the item price automatically rather than from a fixed product master, because the same article sold at different price points can legitimately fall in different slabs. A quick POS configuration check prevents months of wrong-rate billing; call +91 - 9600 606 444 to arrange one.
Who must sign GST filings with a DSC, and who can use EVC?
Companies and limited liability partnerships must authenticate registration applications and returns with a Digital Signature Certificate of the authorised signatory; the Electronic Verification Code route is not ordinarily available to them, though the government has periodically allowed EVC for companies during specified relaxation windows. Proprietorships, partnerships, HUFs and trusts can freely use EVC, an OTP sent to the authorised signatory's registered mobile and email. The DSC must be a Class 3 signature registered on the portal against the signatory's PAN. If a company's filings fail at the signing step, an expired or unregistered DSC is the usual culprit.
What is the GST rate on a works contract for a commercial building?
Under GST, a works contract relating to immovable property is treated wholly as a supply of services, and the standard rate is 18 percent on the contract value, with the contractor eligible for input tax credit on cement, steel and other inputs. This applies to construction, fabrication, erection, repair and renovation contracts for factories, offices and commercial buildings. The old VAT-plus-service-tax splitting of material and labour is gone; one rate applies to the whole consideration. Contractors should also note that free-issue materials supplied by the client can affect valuation, so contract drafting deserves attention before quoting.
We sponsored a trade event. Does reverse charge apply to the sponsorship amount?
If your business is a body corporate or partnership firm, sponsorship services received are notified under Section 9(3) and you must pay 18 percent GST under reverse charge, with ITC available since sponsorship is a marketing expense. One recent change matters: with effect from 16 January 2025, sponsorship services provided by a body corporate were moved to forward charge, so if the event organiser billing you is a company, it now charges GST on its invoice and RCM does not apply. Where the provider is a proprietor, trust or society, RCM continues. Verify the organiser's constitution before booking the entry, and raise a self-invoice where the provider is unregistered.
Is the late fee charged on delayed returns the same thing as a penalty?
No, they are legally distinct. Late fee under Section 47 is an automatic, fixed daily charge for filing a return after its due date, computed by the portal and payable in cash before the return is accepted; no officer discretion or notice is involved. Penalty, under provisions such as Sections 122 to 125, is imposed through adjudication for specified offences, requires a show cause notice and hearing, and can be contested or reduced. Interest under Section 50 is a third, separate levy compensating for delayed payment. A delayed return with tax due can therefore attract all three simultaneously, each on its own footing.
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.
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.
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 Keelkattalai 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.
What documents are required for GSTR-1 & GSTR-3B monthly filing in Keelkattalai?
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.
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