Chennai's dedicated GST practice · GSTR-1 due 11th · GSTR-3B due 20th/22nd
Porur · PIN 600116

GSTR-1 & GSTR-3B Monthly Filing near Bharath Nagar, Porur, Chennai

Reliable GSTR-1 & GSTR-3B Monthly Filing for Porur 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 Bharath Nagar — 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 Bharath Nagar, Porur
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
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Local Expertise

Trade Profile and GST Jurisdiction for Bharath Nagar, Porur

Porur commands the junction of Mount Poonamallee Road and Arcot Road, the gateway to Chennai's western IT corridor, with the Sri Ramachandra medical campus, IT offices, construction firms and logistics yards nearby. IT and ITES exporters need LUT filings under RFD-11 each financial year and refunds through RFD-01, while contractors face Section 17(5) credit blocks and site-to-site e-way bills. We have supported businesses of exactly this profile with GSTR-1 & GSTR-3B Monthly Filing across Porur for years, along with clients from Valasaravakkam and Ramapuram. The engagement is simple: one point of contact, a clear fee, documents over WhatsApp or in person at our Chennai office, and senior review before anything is submitted on the portal. What you get in return is clean filings, archived records and far fewer reasons for the department to write to you.

GST jurisdiction for Porur (PIN 600116): businesses here generally fall under the CGST Chennai South Commissionerate. We regularly represent clients from Porur 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 IT and SaaS Companies in Porur
IT and SaaS services are taxed at 18 percent domestically, but the real complexity is qualifying overseas billing as export under Section 2(6) of the IGST Act: the recipient must be outside India, consideration must arrive in convertible foreign exchange or INR where RBI permits, and the Indian entity and foreign recipient must not be mere establishments of the same person. Marketing or support arms serving a foreign parent risk classification as intermediaries under Section 13(8), making the place of supply India and the income taxable. Supplies to SEZ units are zero-rated with proper endorsements. A specialist structures contracts and invoicing so export status survives departmental scrutiny.
For GSTR-1 & GSTR-3B Monthly Filing in Porur the working timeline is Filed before the 11th and 20th of every month, counted from the point your documents are complete. The realistic completion date is confirmed to you in writing before work starts, and the acknowledgement is shared on WhatsApp immediately after filing.
Why Us

Why Bharath Nagar, Porur Businesses Choose ChennaiGST

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

A Real Local Office You Can Walk Into

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 Porur regularly visit us for registrations, notice discussions and annual return reviews.

Refund and Export Experience That Shows

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.

Every Return Reviewed by a Senior Consultant

No filing leaves our desk on a junior's judgement alone. A senior GST practitioner reviews your figures, ITC claims and tax computation before submission, so errors are caught at our table and not by the department months later through a notice.

Notice-Proof Filing Discipline

Most GST notices trace back to mismatches between GSTR-1, GSTR-3B and GSTR-2B. We reconcile these before filing, not after a notice arrives, so your returns are internally consistent and the most common triggers for ASMT-10 scrutiny simply never appear.

WhatsApp Updates at Every Stage

You receive a WhatsApp message when documents are received, when the draft is ready for your approval, and when the return or application is filed, along with the acknowledgement. You never have to call and ask what is happening with your file.

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.

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 Porur

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.

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.

Closure Without Loose Ends

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.

Marketplace Accounts That Stay Live

E-commerce platforms continuously validate seller GSTINs and filing status. A consistently compliant registration keeps your listings active and settlements flowing, with no sudden suspension of your online sales channel.

Waiver Benefits Never Missed

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.

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.

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.

Why a Specialist Matters

With ChennaiGST vs Doing It Yourself

AspectWith ChennaiGSTDIY / Unattended
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.
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.
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.
Record keepingEvery 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.
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.
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.
Legal Position

The Current Law on This Service — relevant to Porur businesses

Positions we rely on when preparing filings and drafting replies — with the exact citation, so you can verify each one.

Portal Advisory

30-day e-invoice reporting window extended to Rs 10 crore taxpayers

GSTN Advisory, November 2024 — 30-day IRP reporting limit for AATO Rs 10 crore and above · 2024-11

GSTN advised that from 1 April 2025, taxpayers with annual aggregate turnover of Rs 10 crore and above cannot report e-invoices on the Invoice Registration Portals beyond 30 days from the document date. The restriction, earlier applicable only to very large taxpayers of Rs 100 crore and above, covers invoices, credit notes and debit notes. The IRP validation simply rejects documents older than 30 days, so late reporting becomes impossible.

What it means for you: Automate same-day or same-week IRN generation, because an invoice missed beyond 30 days cannot be e-invoiced at all and endangers the buyer's ITC.

Circular

Clarification on when vehicle hire attracts reverse charge

Circular No. 130/49/2019-GST dated 31.12.2019 · 2019-12-31

CBIC explained the scope of the reverse charge entry on renting of motor vehicles. It clarified that the entry applies where the supplier is any person other than a body corporate who pays tax at 5 per cent, supplies the service to a body corporate, and does not issue an invoice charging tax at 12 per cent with full input tax credit. Where the supplier is itself a body corporate, or charges 12 per cent, the recipient has no reverse charge liability.

What it means for you: Chennai companies should obtain a written confirmation of the rate and constitution of their cab operator, since that single fact decides who pays the tax.

GST Council

GST on fertilisers cut to five per cent on the eve of rollout

18th GST Council Meeting, New Delhi — 30 June 2017 (Signed Minutes, Agenda Item 3) · 2017-06-30

Meeting on the day GST was launched, the Council revisited the rate on fertilisers. Officers calculated the pre-GST incidence at about 9.75 per cent, placing fertilisers between the five and twelve per cent slabs. After almost every State supported relief for farmers, the Chairperson recorded a consensus and the Council agreed to tax fertilisers at five per cent instead of twelve, notwithstanding the inverted duty refund burden this would create for manufacturers whose inputs were taxed at eighteen per cent.

Practical effect: The Council reopened a rate it had already fixed only weeks earlier, and the cut created the inverted duty structure that fertiliser dealers still claim refunds under.

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 Porur?
Our fee for GSTR-1 & GSTR-3B monthly filing in Porur 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.
How long does GSTR-1 & GSTR-3B monthly filing take in Porur?
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.
My SaaS startup in Porur 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 Porur 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.
My shop was closed for a month. Can I skip filing GST returns for that period?
No. Once you hold an active GSTIN, returns must be filed for every tax period regardless of business activity. If there were no sales and no purchases, you must file nil GSTR-1 and nil GSTR-3B for that month. Skipping creates a break in the sequential filing chain, blocks future returns, accumulates late fees and can eventually lead to suspension of registration. Nil returns take only minutes and can even be filed by SMS. If your business in Porur has periods of inactivity, ask us about our low-cost nil filing plan.
I made a mistake in GSTR-3B. Can I revise it?
No, GSTR-3B cannot be revised once filed. The GST law allows corrections only through adjustments in the returns of subsequent tax periods. If you under-reported tax, pay the difference with 18 percent interest in the next GSTR-3B or through Form DRC-03. If you over-reported, adjust it in a later month within the time limits allowed. Errors in GSTR-1 can be amended in the following period's return. Because corrections have deadlines, it is best to have the error reviewed quickly; our team in Porur can assess it the same day.
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.
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.
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.
I am under QRMP in Chennai. When is my quarterly GSTR-3B due?
For taxpayers registered in Tamil Nadu, which falls in the category of states with the earlier date, the quarterly GSTR-3B under QRMP is due on the 22nd of the month following the quarter. So the return for April to June is due by 22 July, and so on for each quarter. The quarterly GSTR-1 is due by the 13th of the same month. Mark both dates, because late fee and 18 percent interest apply on delays just as they do for monthly filers. Call +91 - 9600 606 444 if you want us to manage the calendar.
Which input tax credits are blocked under Section 17(5) even if they appear in GSTR-2B?
Section 17(5) blocks credit on specified items regardless of business use: motor vehicles for passenger transport with seating up to thirteen persons, unless used for resale, passenger transport or driver training; food and beverages and outdoor catering; club and fitness memberships; life and health insurance except where statutorily obligatory; works contract and construction services for immovable property other than plant and machinery; goods lost, stolen, destroyed, written off or given as gifts and free samples; and tax paid under composition. Reversing these while filing GSTR-3B avoids painful demands later. A blocked-credit review is part of every reconciliation ChennaiGST performs.
My supplier filed GSTR-1 but never filed GSTR-3B. Does that affect my credit?
Yes, through Rule 37A. If your supplier reports the invoice in GSTR-1, the credit flows into your GSTR-2B and you may claim it, but if that supplier has not filed the GSTR-3B for the same period by 30 September following the end of the financial year, you must reverse the credit in a return filed on or before 30 November. Reversal done within this window carries no interest; delay beyond it attracts interest at 18 percent. The credit can be re-availed once the supplier eventually files GSTR-3B. A supplier filing-status check is therefore now part of any serious reconciliation for businesses in Porur.
What is the difference between the electronic cash ledger and the electronic credit ledger?
The electronic cash ledger reflects actual money you have deposited through challans, plus TDS and TCS credits you have accepted; it can pay tax, interest, penalty, late fee and any other amount. The electronic credit ledger reflects input tax credit claimed through your returns, and it can be used only for paying output tax, never for interest, penalty or late fee. Both are visible under Services, then Ledgers, after login. Refund of an excess cash balance is possible, while credit is refundable only in specified cases such as exports and inverted duty structure.
How does GST work on lorry freight paid to a goods transport agency?
A goods transport agency, identified by its issue of a consignment note, is taxed in one of two ways. By default, specified recipients such as companies and registered persons pay 5 percent under reverse charge on the freight and can claim it as ITC. Alternatively, the GTA may opt to pay tax itself under forward charge, at 5 percent without ITC or 18 percent with ITC after the September 2025 rate rationalisation replaced the earlier 12 percent option, by filing the prescribed declaration for the financial year; the invoice should state this option. Transport by an individual lorry owner without a consignment note is not a GTA service and is exempt. Check each transporter's invoice wording before deciding who pays the tax.
How do I document free samples and gifts given to customers?
Goods supplied genuinely free of cost to unrelated persons are not a supply, so no tax invoice is raised and no GST is charged; the movement is covered by a delivery challan marked as free samples. The cost is that input tax credit on those goods must be reversed. Two traps deserve care: gifts to related persons or between distinct GSTINs of the same PAN are taxable under Schedule I even without consideration, and promotional schemes like buy one get one are treated as a single price for two items, taxed normally with credit intact. Structure your Porur promotions with this distinction in mind.
The GST rate on my product changed. Which rate applies to pending orders and invoices?
Section 14 of the CGST Act decides this by looking at three events: the date of supply, the date of invoice and the date of payment. Broadly, if any two of the three events fall after the rate change, the new rate applies; if two fall before, the old rate applies. So goods delivered in Porur before 22 September 2025 but invoiced and paid for afterwards attract the new rate, while goods delivered and invoiced earlier keep the old rate even if payment came later. Document dates carefully during any transition window, because officers test these invoices in scrutiny.
Why are so many businesses suddenly receiving GST notices these days?
Enforcement has shifted from manual selection to data analytics. The portal now automatically compares GSTR-1 with GSTR-3B and flags tax shortfalls through DRC-01B intimations under Rule 88C, and compares GSTR-2B with GSTR-3B to flag excess ITC through DRC-01C under Rule 88D. E-way bill, e-invoice, TDS and income tax data are also cross-matched, and limitation deadlines for older financial years have pushed departments to clear pending demands in batches. The practical lesson for Porur businesses is that mismatches no longer go unnoticed, so month-wise reconciliation before filing is now essential hygiene rather than a year-end exercise.
What GST rate applies to cars and two-wheelers now?
Small cars, meaning petrol cars up to 1200cc and diesel cars up to 1500cc with length not exceeding 4 metres, attract 18 percent GST, down sharply from the earlier 28 percent plus cess. Larger cars, SUVs above these specifications, attract the 40 percent rate, but with the compensation cess gone, the overall burden on most of them is still lower than before. Motorcycles up to 350cc are at 18 percent, while those above 350cc attract 40 percent. Electric vehicles continue at a concessional 5 percent. Dealers must also apply these rates to demo vehicle sales.
What is the GST rate for salons, gyms and yoga centres?
From 22 September 2025, beauty and physical well-being services, covering salons, barbers, beauty parlours, gyms, fitness centres and yoga institutes, attract 5 percent GST without input tax credit, reduced from the earlier 18 percent. The condition attached to the concessional rate is important: because credit is barred, the GST paid on your rent, equipment, cosmetics and consumables becomes part of your cost base. Service businesses in Porur moving to the 5 percent rate should reprice services keeping this embedded tax in mind, and must not continue charging 18 percent, since excess tax collected has to be deposited with the government.
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.
Which GST office handles Porur businesses?
Businesses in Porur (PIN 600116) generally fall under the CGST Chennai South 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.
Do you provide GSTR-1 & GSTR-3B monthly filing for businesses on Bharath Nagar?
Yes. We serve businesses on and around Bharath Nagar in Porur — 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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