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

Local GSTR-1 & GSTR-3B Monthly Filing Support near Mount Poonamallee Road, Porur

Professional GSTR-1 & GSTR-3B Monthly Filing for businesses in Porur, handled end to end by an experienced Chennai GST team. Transparent pricing from Rs.749, senior review on every filing, and updates on WhatsApp at each stage of the work.

We serve businesses on and around Mount Poonamallee 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 Mount Poonamallee Road, 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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Local Expertise

Trade Profile and GST Jurisdiction for Mount Poonamallee Road, 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. Against that backdrop, GSTR-1 & GSTR-3B Monthly Filing in Porur demands more than data entry — it needs reconciliation before filing, correct classification and awareness of what local officers examine. Our Chennai team provides exactly that to clients in Porur, Valasaravakkam and Ramapuram, with same-day responses on working days and WhatsApp updates at every stage. Most routine engagements complete within one to two working days once documents are in hand.

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 Compliance for Retail Shops in Porur
A retail counter bills hundreds of small consumer sales a day, and GST treats them very differently from B2B trade. B2C turnover goes into GSTR-1 as consolidated rate-wise figures, exempt goods need a bill of supply instead of a tax invoice, and a mixed basket of taxable and exempt stock forces proportionate credit reversal under Rule 42. Departments now compare UPI and card settlements against declared turnover, so daily sales must reconcile with bank inflows. A specialist sets up your billing software with a verified HSN and rate master, evaluates the one percent composition option against regular filing, and keeps declared figures consistent before any mismatch query arrives.
Yes, professional GSTR-1 & GSTR-3B Monthly Filing is available in Porur 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 Mount Poonamallee Road, Porur Businesses Choose ChennaiGST

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

No Handing Off to Untrained Juniors

Your work is executed by trained GST staff working under direct senior supervision, not passed to interns learning on your file. The person preparing your return understands reverse charge, blocked credits and place of supply, because getting these wrong costs you money.

Notice Support Does Not Stop at Filing

If a query, ASMT-10 scrutiny notice or DRC-01 arrives on a return we filed, we stand behind our work and help you draft the reply. You are not left alone with a departmental letter and a thirty-day clock ticking against you.

Correct HSN Codes and Rates, Verified

GSTR-1 requires four-digit HSN reporting for turnover up to Rs.5 crore and six digits above it, and a wrong code often means a wrong rate. We verify the classification of what you actually supply, so your invoices and returns rest on defensible codes.

Job Work Movements Tracked Through ITC-04

Goods sent to job workers must move on delivery challans, return within the statutory period, and be reported in ITC-04. We track every outward and return leg for manufacturing clients in Porur, so inputs sent out for processing never quietly convert into a deemed supply carrying tax and interest.

ITC Maximisation Within the Law

We match your purchase register against GSTR-2B every period, follow up on invoices your suppliers have not uploaded, and ensure every rupee of eligible input tax credit is claimed. Clients routinely recover credit they were silently losing under self-filing.

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.

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.

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.

Goods That Move Without Detention

Correct e-way bills matched to correct invoices mean your consignments clear roadside inspections cleanly, avoiding detention proceedings whose penalties can far exceed the tax on the goods being carried.

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.

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.

Advances Treated Correctly

Advances received for services attract GST on receipt while advances for goods generally do not; applying this distinction correctly means you neither prepay tax unnecessarily nor omit a liability that surfaces later with interest.

Stronger Standing with Corporate Buyers

Large buyers check vendor GST compliance before releasing payments and renewing contracts. A clean filing record with timely GSTR-1 uploads keeps your invoices reflecting in their GSTR-2B and your payments unblocked.

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.
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.
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.
Refund claimsRFD-01 filed with complete statements and annexures, tracked from ARN to bank credit, with any deficiency memo answered promptly.Incomplete claims bounce back as deficiency memos while the refund sits unclaimed for months and working capital stays blocked.
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.
Compliance Watch

GST Developments Worth Knowing — relevant to Porur businesses

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

AAR Ruling

Association maintenance taxed on the whole amount once the limit is crossed

TVH Lumbini Square Owners Association - AAR Tamil Nadu, Order No. 25/ARA/2019, dated 21 June 2019 · 2019-06-21

A residents welfare association collected monthly maintenance contributions from its members. The Authority held that where the contribution per member exceeds Rs. 7,500 a month, GST is payable on the entire contribution and not merely on the amount above Rs. 7,500. The Madras High Court subsequently held, in Greenwood Owners Association, that only the excess over Rs. 7,500 is taxable, and associations now follow that judicial position.

What to do about it: Chennai apartment associations should apply the High Court position carefully and keep member-wise workings ready for departmental scrutiny.

GST Council

Inverted duty structure in textiles and footwear to be corrected from 1 January 2022

45th GST Council Meeting, Lucknow — 17 September 2021 · 2021-09-17

The Council decided that the rate changes needed to correct the inverted duty structure in the footwear and textiles sectors, discussed and deferred at an earlier meeting, would be implemented with effect from 1 January 2022. The correction involved moving fabrics, garments and footwear below the earlier value thresholds from 5 per cent up to 12 per cent so that output tax would exceed input tax and refund claims would cease. The Council also set up Groups of Ministers on rate rationalisation and on using technology to improve compliance.

How we apply it: Tamil Nadu's textile and footwear clusters faced a five to twelve per cent increase from January 2022, a decision the Council reversed for textiles on 31 December 2021, the eve of implementation.

Notification

Composition annual return for 2020-21 extended twice

Notification No. 10/2021-Central Tax and Notification No. 25/2021-Central Tax · 2021-06-01

The annual return in Form GSTR-4 for the financial year 2020-21, originally due on 30 April 2021, was first extended to 31 May 2021 by the notification of 1 May 2021 and then further extended to 31 July 2021 by the notification of 1 June 2021. Composition taxpayers had been badly affected by the second wave and by the fact that GSTR-4 had only recently changed from a quarterly to an annual return, causing widespread confusion about the filing period.

What to do about it: Chennai composition dealers had until 31 July 2021 for the 2020-21 annual return, which is the date from which any late fee for that year is correctly computed.

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.
What documents are required for GSTR-1 & GSTR-3B monthly filing in Porur?
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.
Swiggy and Zomato pay the GST on my restaurant orders. How do I show these sales in my returns?
Since 1 January 2022, tax on restaurant services supplied through e-commerce operators is payable by the operator under Section 9(5), so you do not charge GST on app orders and no TCS is collected on them either. You must still report these supplies: show them in GSTR-3B Table 3.1.1(ii) as supplies on which the operator pays tax, and disclose them in GSTR-1, without paying tax on them again. Direct dine-in and takeaway billing remains taxable in your hands at 5%. Mixing up these tables is a common error we correct for restaurants in Porur; call +91 - 9600 606 444 for help.
Can I issue a single credit note against several invoices?
Yes. Since the amendment to Section 34 by the CGST (Amendment) Act, 2018, effective 1 February 2019, the law permits one or more credit notes to be issued against one or more tax invoices of a financial year. A distributor giving a season-end adjustment to a retailer can therefore issue one consolidated credit note covering dozens of invoices, rather than one note per bill. When reporting it in GSTR-1, the portal accepts credit notes without invoice-wise linking for this reason. Maintain a working annexed to the credit note listing the invoices covered, because in scrutiny the officer will ask you to establish the linkage and the arithmetic.
The portal auto-filled an interest amount in my GSTR-3B. Can I edit or dispute it?
The portal computes interest on delayed filings under Rule 88B and auto-populates it in Table 5.1 of the next period's GSTR-3B, with a break-up shown period-wise. The system value is based on your cash ledger debits and the days of delay, and while the field permits upward revision, reducing the system-computed figure will flag the return. If you believe the computation is wrong, for instance because a liability related to an earlier period was declared with correct interest already paid through DRC-03, pay what is correct and keep the working; the department can be satisfied later with the reconciliation. We verify these auto-computations for clients before every filing.
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 Porur.
Do I have to pay GST on my Adobe, Canva or AWS subscriptions billed from abroad?
If you are GST-registered and the foreign supplier has not charged Indian GST, yes. Services received from a supplier located outside India for business purposes are an import of services, taxable in your hands under reverse charge at 18 percent. You must pay the tax in cash through GSTR-3B, raise a self-invoice, and can simultaneously claim the same amount as input tax credit if the expense is otherwise eligible, making it cash-flow neutral for most businesses. Unregistered persons do not pay reverse charge; instead, the foreign provider may charge GST under the OIDAR rules. Many Porur agencies miss these entries during scrutiny.
How does an ISD actually distribute credit among branches?
Distribution follows Section 20 read with Rule 39. Credit attributable to a single branch goes only to that branch; credit for common services is distributed among operational branches in the ratio of their turnover in the preceding financial year. The ISD issues an ISD invoice to each recipient GSTIN and reports the distribution in GSTR-6 by the 13th of the following month, after which the credit appears in each branch's GSTR-2B. IGST credit is distributed as IGST, while CGST and SGST credit is distributed as IGST to branches in other states. Excess distribution is recoverable from the recipient with interest, so the turnover ratios must be computed carefully each year.
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 Porur handling bulk orders.
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.
Is there a last date to claim input tax credit for a financial year?
Yes. Under Section 16(4), ITC for invoices and debit notes of a financial year must be claimed by the earlier of 30 November following the end of that financial year or the date of filing the annual return GSTR-9. So credit on a March 2026 invoice must be taken in a GSTR-3B filed on or before 30 November 2026. Credits discovered after this date are permanently lost, which is why a year-end reconciliation in September or October, comparing books, GSTR-2B and GSTR-3B for the full year, is essential for every business in Porur.
What details must a GST tax invoice compulsorily contain?
Rule 46 of the CGST Rules prescribes the mandatory contents: your name, address and GSTIN; a consecutive serial number not exceeding sixteen characters, unique for the financial year; the date of issue; the recipient's name, address and GSTIN if registered; the HSN or SAC code; description, quantity and unit; total and taxable value; any discount; the rate and amount of CGST, SGST or IGST shown separately; place of supply with the state name for inter-state supplies; a declaration where tax is payable on reverse charge; and signature or digital signature of the supplier. Missing fields make the invoice defective and can jeopardise your buyer's credit.
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 Porur companies routinely; call +91 - 9600 606 444.
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 Porur 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.
Is GST payable on hostel or paying guest accommodation in Porur?
A specific exemption effective 15 July 2024 covers accommodation services supplied at a value up to Rs.20,000 per person per month, provided the accommodation is supplied for a minimum continuous period of ninety days. Student hostels and working men's or women's PGs in Porur charging within this limit for long stays are therefore exempt. Where the monthly charge exceeds Rs.20,000, or the stay is shorter than ninety days, the supply is taxable like ordinary accommodation. Operators should maintain stay records and agreements evidencing the duration, because the ninety-day condition is what officers test first during verification.
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.
Which purchases commonly attract GST under reverse charge for a regular business?
Under Section 9(3), the recipient pays tax on notified supplies. The entries a typical business in Porur encounters are: goods transport agency services, services of advocates and arbitral tribunals, sponsorship provided to companies and partnership firms, services of directors, security services from non-corporate providers, renting of passenger motor vehicles from non-corporate operators charging five percent, import of services, and renting of property from unregistered landlords in notified cases. Each month, scan your expense ledger for these heads, pay the tax in cash through GSTR-3B, and claim it back as ITC where eligible. Missed RCM is among the top audit findings; call +91 - 9600 606 444 for an RCM exposure review.
What are OIDAR services under GST and who pays the tax on them?
OIDAR means Online Information Database Access or Retrieval services, delivered over the internet, such as cloud services, e-books, streaming, online advertising and automated e-learning. When a foreign OIDAR provider supplies these to unregistered persons in India, the foreign provider itself must take a simplified registration in Form REG-10 and file monthly return GSTR-5A. From 1 October 2023, the definition was widened, so almost every unregistered Indian recipient is covered. When the Indian recipient is GST-registered, the tax instead falls on the recipient under reverse charge as an import of services.
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.
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.
Do you provide GSTR-1 & GSTR-3B monthly filing for businesses on Mount Poonamallee Road?
Yes. We serve businesses on and around Mount Poonamallee Road 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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