Chennai's dedicated GST practice · GSTR-1 due 11th · GSTR-3B due 20th/22nd
Kodungaiyur · PIN 600118

GSTR-1 & GSTR-3B Monthly Filing on 1st Street, Kodungaiyur

Trusted GSTR-1 & GSTR-3B Monthly Filing support for Kodungaiyur, priced from Rs.749 with no hidden additions. Send documents from your phone, approve the prepared draft, and we handle the portal — including the difficult due-date evenings when it slows down.

We serve businesses on and around 1st Street — document pickup, in-person consultation at our Porur office, or fully online over WhatsApp.

  • Handled by senior GST practitioners — 20 years in Chennai tax practice
  • Transparent fee: Rs.749/month onwards — full quote before we start
  • Same-day response on WhatsApp and phone (Mon-Sat: 9.00 AM - 8.00 PM)
  • Doorstep document pickup in 1st Street, Kodungaiyur
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 1st Street, Kodungaiyur

Kodungaiyur spreads north from Erukkancheri High Road across the MMDA blocks, Muthamizh Nagar, Ezhil Nagar and Kaviarasu Kannadasan Nagar, with plastic and paper recycling units clustered around the Kodungaiyur dumping ground, small engineering workshops, hardware dealers and provision stores along Kodungaiyur Main Road and the Milk Colony approach. Scrap bought from unregistered vendors, reverse charge liability and e-way bills on waste consignments trigger most notices. From a first registration to the annual return, the full range of GSTR-1 & GSTR-3B Monthly Filing is available to Kodungaiyur businesses without stepping far from the shop or office — documents travel over WhatsApp, and our Chennai premises are open to anyone who prefers a face-to-face discussion. We serve Erukkanchery and Moolakadai on the same footing, applying one rule everywhere: reconcile before filing, file before the due date, and keep the client informed at every stage.

GST jurisdiction for Kodungaiyur (PIN 600118): businesses here generally fall under the CGST Chennai North Commissionerate. We regularly represent clients from Kodungaiyur 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 Professional Services Firms in Kodungaiyur
Professional firms bill at 18 percent, but the mechanics differ by profession: services of advocates to business entities are taxed in the client's hands under reverse charge, while chartered accountants, company secretaries and architects charge tax on their own invoices. Fees received in advance are taxable on receipt, and retainers must be invoiced within the time limits of Section 31(2). Amounts recovered from clients as a pure agent, such as government fees paid on their behalf, stay outside taxable value only if every condition of Rule 33 is met and documented. A specialist sets up retainer invoicing, pure agent documentation and branch cross-charges correctly; call +91 - 9600 606 444 to discuss your firm.
You can move your GSTR-1 & GSTR-3B Monthly Filing to a new consultant in Kodungaiyur at any time mid-year; past filings are reviewed, pending items are regularised, and ongoing fees start at Rs.749.
Why Us

Why 1st Street, Kodungaiyur Businesses Choose ChennaiGST

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

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.

QRMP Managed Properly, Not Just Opted Into

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

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.

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 Kodungaiyur never writes back to you as a demand years later.

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 Kodungaiyur 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.

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 Kodungaiyur

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.

Audit-Ready Records at All Times

Filed returns, challans, reconciliations and working papers are archived in order from day one. If an audit or departmental verification comes, your file is ready the same week, not assembled in a panic.

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.

Fewer Errors at the Billing Counter

Your billing staff are guided on invoice fields, rates and series discipline, so mistakes are prevented where they originate — at the counter — instead of being repaired later in the returns.

Time Back for Your Actual Business

The hours you or your accountant spent wrestling with the portal, JSON errors and reconciliations every month return to sales, operations and customers, while trained hands manage the compliance in the background.

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.

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.
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.
Keeping up with changesRate changes, portal updates and new thresholds such as the Rs.5 crore e-invoice limit are tracked by us and applied to your case proactively.Changes are discovered after the fact — often through a rejected filing, a blocked e-way bill or a departmental letter.
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.
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.
When a notice arrivesA professional drafts the reply in the department's format and files it within the statutory window, such as thirty days for ASMT-11.You face departmental language alone, and a missed reply deadline can convert a simple query into a demand with penalty.
On This Street

GST Support on 1st Street, Kodungaiyur

1st Street is a residential street in Kodungaiyur, about 800 m south-west of the centre of Kodungaiyur. The same consultant covers the streets immediately around it — 3rd Street (about 100 m); 5th satreet (about 200 m); 7th Street (about 250 m); 14th Street (about 250 m) — so a site visit on 1st Street can usually be combined with other work in Kodungaiyur on the same trip. For GST purposes an address on 1st Street falls under the Chennai North CGST Commissionerate, and the Kodungaiyur pincode is 600118.

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 Kodungaiyur businesses

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

Circular

Mid-day meal and anganwadi catering treated as exempt

Circular No. 149/05/2021-GST dated 17.06.2021 · 2021-06-17

CBIC clarified that serving food in schools under the mid-day meal programme is exempt from GST, and that the exemption extends to pre-schools and anganwadis, which are covered within the meaning of an educational institution providing pre-school education. It further clarified that the exemption applies whether the meals are funded by government grants or by corporate donations, since the entry does not distinguish by source of funding. The clarification protected non-profit caterers running school feeding programmes from demands.

Practical effect: Chennai caterers running school or anganwadi meal contracts are exempt, but should keep the scheme documentation on file to answer any scrutiny.

Case Law

Andhra Pradesh High Court upholds Section 16(4) time limit for claiming ITC

Thirumalakonda Plywoods v. Assistant Commissioner (ST) — Andhra Pradesh High Court, 2023 · 2023-07-18

The Andhra Pradesh High Court upheld the constitutional validity of Section 16(4) CGST Act, which bars availment of input tax credit after the prescribed deadline, holding that ITC is a conditional concession and the time limit is neither violative of Articles 14, 19 or 300A nor overridden by the non-obstante acceptance of a belated return with late fee. Parliament subsequently granted relief through Section 16(5), retrospectively extending the deadline for FY 2017-18 to 2020-21 up to 30 November 2021.

How we apply it: Claim every invoice's ITC well before the annual cut-off; for old years, check whether the retrospective Section 16(5) window and its amnesty procedures cure your late claims.

Portal Advisory

GST can now be paid by UPI, credit card and debit card

GSTN Advisories, 2024 — enabling of credit card, debit card and UPI payment options on the GST portal · 2024

In addition to net banking, NEFT, RTGS and over-the-counter payment, GSTN enabled payment of GST through Unified Payments Interface and through credit and debit cards, routed via a payment gateway on the portal. The facility was rolled out State by State and now covers most States and Union Territories. Gateway or bank charges are borne by the taxpayer, and the amount reflects in the electronic cash ledger once the challan is confirmed.

How we apply it: Use UPI or card payment when a bank transfer will not clear in time, but confirm the credit in the cash ledger before filing the return.

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.

Which GST office handles Kodungaiyur businesses?
Businesses in Kodungaiyur (PIN 600118) 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.
How much does GSTR-1 & GSTR-3B monthly filing cost in Kodungaiyur?
Our fee for GSTR-1 & GSTR-3B monthly filing in Kodungaiyur 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.
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 SaaS startup in Kodungaiyur 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 Kodungaiyur 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.
Do I have to report HSN codes in my GSTR-1?
Yes. Taxpayers with aggregate turnover up to Rs.5 crore must report a 4-digit HSN summary for B2B supplies in Table 12 of GSTR-1, while those above Rs.5 crore must report 6-digit HSN codes for all supplies. The portal now validates HSN entries against its master list, so wrong or truncated codes can block filing. Getting HSN classification right also determines your tax rate, so it is worth a one-time review of your product list. Our team in Kodungaiyur maintains a verified HSN master for every client.
Is there a deadline for declaring credit notes for a financial year?
Yes, and it is strict. A credit note relating to an invoice of a financial year must be declared in your returns by 30 November following the end of that financial year, or the date of filing the annual return, whichever is earlier. After this date, you can no longer reduce your output tax through a GST credit note for that year's invoices; any adjustment becomes purely commercial with no tax benefit. Sales returns in Kodungaiyur businesses often surface months later, especially season-end returns from distributors, so sweep your pending returns and disputes each October and issue the credit notes in time.
How should I raise invoices on foreign clients and report them in my returns?
You may invoice in foreign currency, but your GST records must state the value in rupees. An export invoice under LUT should carry the endorsement that the supply is meant for export under Letter of Undertaking without payment of integrated tax, along with your GSTIN, SAC code and the recipient's overseas address. In GSTR-1, these invoices go into Table 6A marked without payment of tax, and the turnover flows into GSTR-3B as zero-rated supplies. Match every invoice to a FIRC or bank credit. Our filing package for exporters in Kodungaiyur includes this export documentation at Rs.749 per month.
What documents do I need to give my GST consultant every month?
For monthly returns you need your sales invoices (or a sales register), purchase invoices, credit and debit notes, details of advances received for services, and any export or SEZ supply documents. If you use accounting software, an exported sales and purchase summary is enough. We then match your purchases against GSTR-2B on the portal before claiming input tax credit. Most clients in Kodungaiyur simply share their data on WhatsApp or email by the 5th of each month and we handle the rest. Call +91 - 9600 606 444 to set up a simple monthly routine.
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.
My business had zero sales this month. Do I still need to file GST returns?
Yes. Every registered taxpayer must file returns for every tax period, even when there are no sales, no purchases and no tax liability. In that case you file nil GSTR-1 and nil GSTR-3B. Failure to file nil returns attracts a late fee of Rs.20 per day per return, capped at Rs.500 per return, and breaks the sequential filing chain. Prolonged non-filing can lead to suspension and eventually cancellation of your GSTIN. Our nil return plan for dormant businesses in Kodungaiyur starts at just Rs.749 per month.
Can I revise GSTR-9 after filing if I find an error?
No, GSTR-9 cannot be revised once filed. This makes pre-filing reconciliation critical, because the annual return is the department's primary reference during scrutiny and audit. If you discover unpaid liability after filing, it can be paid voluntarily through Form DRC-03 with interest, which mitigates penalty exposure. If credit was short-claimed, the annual return itself cannot fix it, since input tax credit claims are governed by the time limits in Section 16(4). Our process in Kodungaiyur involves a line-by-line reconciliation and a client sign-off before we submit anything.
What is the difference between a GST credit note and a commercial credit note?
A GST credit note is issued under Section 34, is reported in GSTR-1, and reduces your output tax, with the buyer reversing equivalent input credit. A commercial or financial credit note adjusts only the money owed between the parties; it carries no GST, is not reported in returns, and leaves everyone's tax position untouched. Businesses use commercial credit notes when the 30 November deadline has passed, or for post-supply discounts that do not satisfy the statutory conditions for a tax adjustment. Choosing the wrong instrument is a frequent audit finding, so decide the type before the note is issued.
What GST do hotels charge on room tariffs after the 2025 rate changes?
From 22 September 2025, hotel accommodation with a value of supply up to Rs.7,500 per unit per day attracts 5 percent GST without input tax credit, and accommodation above Rs.7,500 attracts 18 percent with input tax credit. The earlier 12 percent slab for mid-range rooms was abolished in the rate rationalisation. Tax applies on the actual transaction value charged, so a discounted rate below Rs.7,500 falls in the 5 percent bracket even if the printed tariff is higher. Hotels should reconfigure billing software slab-wise and watch the ITC restriction on the 5 percent category, which changes costing materially.
Which food items became completely tax-free under GST 2.0?
From 22 September 2025, UHT milk, pre-packaged and labelled paneer and chena, and all Indian breads including roti, chapati, paratha and khakhra attract nil GST. In the pharma space, thirty-three notified lifesaving drugs and medicines for cancer and rare diseases also moved to nil rate. Remember that selling nil-rated goods still has compliance effects: you issue a bill of supply instead of a tax invoice for such items, and input tax credit attributable to nil-rated supplies must be reversed proportionately under Rules 42 and 43. Grocery retailers in Kodungaiyur commonly need help splitting mixed billing correctly.
I hold stock purchased before the September 2025 rate cuts at higher tax rates. What happens when I sell it now?
You charge the rate in force on the date of supply, so goods sold on or after 22 September 2025 carry the new lower rate even if you bought them when the rate was 12% or 28%. The input tax credit you took at the old, higher rate remains fully intact in your credit ledger and is not restricted merely because output is now taxed lower; it simply sets off across your overall liability. No stock declaration was required for this transition. What traders in Kodungaiyur must avoid is selling old-MRP stock at prices that ignore the tax cut without reviewing pricing. Call +91 - 9600 606 444 for a transition check.
What are the most common mistakes Chennai businesses make with GST refunds and ITC?
The recurring ones we see across Kodungaiyur are: missing the two-year limitation for RFD-01, mismatches between GSTR-1, GSTR-3B and shipping bill data that stall export refunds, forgetting the April LUT renewal, claiming ITC on invoices absent from GSTR-2B, ignoring blocked credits under Section 17(5), breaching the 180-day supplier payment rule, and treating deficiency memos as rejections instead of refiling within limitation. Each of these is preventable with a simple monthly checklist and a year-end reconciliation. ChennaiGST builds exactly this discipline into its retainer engagements; call +91 - 9600 606 444 if any of these sounds familiar.
Can you give me a simple GST due-date calendar for my business?
For monthly filers: GSTR-1 by the 11th and GSTR-3B by the 20th of the next month. Under QRMP: optional IFF by the 13th of the next month, PMT-06 payment by the 25th, quarterly GSTR-1 by the 13th and GSTR-3B by the 22nd (Tamil Nadu) after the quarter. Composition dealers pay via CMP-08 by the 18th after each quarter and file GSTR-4 annually by 30 June. GSTR-7 and GSTR-8 are due on the 10th, and GSTR-9 and GSTR-9C by 31 December. Clients in Kodungaiyur receive our reminder messages before every date.
Can I transfer cash ledger balance from one GSTIN to another GSTIN of the same PAN?
Yes, within limits. Under Section 49(10), unutilised IGST and CGST balances in the electronic cash ledger can be transferred through PMT-09 to the cash ledger of a distinct person, that is, another GSTIN registered on the same PAN in the same or another state. SGST balances cannot be moved across states in this manner. The transfer is not permitted if the transferring GSTIN has any unpaid liability standing in its electronic liability register. Multi-state businesses headquartered in Kodungaiyur use this to shift idle deposits to the branch that actually needs the cash, avoiding fresh working capital outflow.
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 Kodungaiyur 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 Kodungaiyur?
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.
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.
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