Chennai's dedicated GST practice · GSTR-1 due 11th · GSTR-3B due 20th/22nd
Kathivakkam · PIN 600057

Local GSTR-1 & GSTR-3B Monthly Filing Support near Mahalakshmi Nagar Main Road, Kathivakkam

Complete GSTR-1 & GSTR-3B Monthly Filing in Kathivakkam from Rs.749 — documentation, preparation, filing and acknowledgement, all managed by one accountable team. One call or WhatsApp message starts the process, and you get a same-working-day response.

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

Get a Free GST Consultation

Share your number — a senior GST consultant calls you back within 30 minutes.

Type this number: ...

100% confidential. No spam. Mon-Sat: 9.00 AM - 8.00 PM

15+Years in GST & Tax Practice
1500+Chennai Businesses Served
50000+GST Returns Filed
24GST Services Handled In-House
Local Expertise

Trade Profile and GST Jurisdiction for Mahalakshmi Nagar Main Road, Kathivakkam

Kathivakkam is a fishing town wedged between the Ennore Creek and the Chennai-Ennore Expressway, where Thazhankuppam and Ernavur kuppams supply fish traders and ice plants, and works contractors serve the Ennore Thermal Power Station, Ennore Foundries and the container traffic moving down Manali High Road. Labour and works contractors here face reverse charge and GST-TDS issues, and fish traders need clarity on exempt versus processed supplies. GST compliance in a market like Kathivakkam rewards consistency — returns that match, credits that reconcile, and records that stand up to scrutiny. Our team provides GSTR-1 & GSTR-3B Monthly Filing to businesses throughout Kathivakkam and nearby Ennore and Ernavur on fixed, transparent fees. From the first document checklist to the final acknowledgement on WhatsApp, the process is structured so nothing depends on memory, luck or a due-date-evening scramble.

GST jurisdiction for Kathivakkam (PIN 600057): businesses here generally fall under the CGST Chennai North Commissionerate. We regularly represent clients from Kathivakkam 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 Hospitals and Clinics in Kathivakkam
Healthcare services by clinical establishments and doctors are exempt, but a clinic in Kathivakkam rarely earns exempt income alone. Pharmacy sales to outpatients, implants billed separately, and cosmetic or aesthetic procedures undertaken for appearance rather than treatment are all taxable, and room charges above Rs.5,000 per day for non-ICU rooms attract 5 percent without credit. Exempt receipts still count towards aggregate turnover, so a hospital with a busy pharmacy can need registration despite mostly exempt revenue. A specialist separates the taxable streams, applies Rule 42 reversals on common expenses like housekeeping and equipment maintenance, and keeps the exemption for core treatment intact.
For GSTR-1 & GSTR-3B Monthly Filing in Kathivakkam 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 Mahalakshmi Nagar Main Road, Kathivakkam Businesses Choose ChennaiGST

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

✓

Same-Day Response, Every Working Day

Send your query on call or WhatsApp and you hear back the same working day, usually within a few hours. When a due date is close or a notice has landed, waiting two days for a reply is simply not acceptable, and we know it.

✓

E-Invoice and E-Way Bill Fluency

E-invoicing is mandatory once turnover crosses Rs.5 crore and e-way bills apply to goods movements above Rs.50,000. We set up, train and troubleshoot both systems, so your despatches from Kathivakkam are never held up by a compliance gap at the gate.

✓

One Dedicated Point of Contact

You deal with one accountable person who knows your business, your turnover pattern and your filing history. No repeating your story to a new voice every month, and no file falling between two desks when a deadline is approaching.

✓

Composition Scheme Compliance Without Slips

Composition dealers have their own rulebook — CMP-08 every quarter, GSTR-4 annually by 30 June, bills of supply instead of tax invoices, and a turnover ceiling that must be watched. We handle each of these correctly so the scheme's simplicity never turns into a violation.

✓

GST Portal Expertise, Including the Difficult Days

OTP failures, DSC errors, stuck submissions on due-date evenings — we deal with the GST portal daily and know the workarounds. When the site misbehaves on the 20th, our team keeps retrying and escalating so your return still goes through.

✓

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 Kathivakkam

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.

★

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.

★

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.

★

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.

★

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.

★

Better Cash Flow Planning

You know your expected GST outflow days before the 20th, not on the night of filing. That advance visibility lets you plan payments, collections and bank balances instead of scrambling for funds at the deadline.

★

Compliance That Continues When You Travel

Illness, travel or a family function no longer threatens a deadline. With a standing external process holding your calendar and data trail, filings proceed on schedule whether or not you are at your desk.

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.
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.
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.
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.
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.
Compliance Watch

GST Developments Worth Knowing — relevant to Kathivakkam businesses

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

Practical effect: 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.

Notification

The list of services on which the recipient must pay GST under reverse charge

Notification No. 13/2017-Central Tax (Rate) dated 28.06.2017 · 2017-06-28

This notification specifies the categories of services under section 9(3) on which the whole of the tax is payable by the recipient rather than the supplier. The original list covers goods transport agency services, legal services by an individual advocate or firm of advocates, arbitral tribunal services, sponsorship, most services supplied by the Central or State Government or a local authority, services of a director to a company, insurance agent services, recovery agent services and certain transport and copyright services. Entries have been added over the years.

How we apply it: This is the working reverse charge checklist for a Chennai business, and lorry freight, advocate fees and director remuneration are the entries that most often go unreported.

Case Law

Interest cannot be recovered without first issuing a show cause notice

LC Infra Projects (P) Ltd v. Union of India — Karnataka High Court, judgment dated 22 July 2019 · 2019-07-22

The department demanded interest for delayed payment of tax and attached the taxpayer's bank account without first issuing any show cause notice. The High Court held that issuance of a show cause notice is a mandatory pre-condition before recovery of interest, because the taxpayer must have an opportunity to dispute the period and the computation. The recovery action and the bank attachment were quashed, with liberty to the department to proceed afresh after proper notice.

What to do about it: Interest cannot be lifted from your bank account without warning — insist on a show cause notice and a chance to verify the calculation.

References are provided for general information. Verify the current position on gst.gov.in or cbic.gov.in before acting.

FAQs

Frequently Asked Questions

Straight answers from practising GST consultants — based on the CGST Act, current CBIC notifications and day-to-day portal experience.

Is there a GST consultant near Kathivakkam for gst return filing?
Yes. We serve Kathivakkam and the surrounding areas from our office at Porur, Chennai - 600 116, Tamil Nadu, and most monthly returns work is completed online — you send documents on WhatsApp and we handle the portal work. If you prefer in-person help, we offer doorstep document pickup across Kathivakkam and you are welcome to visit our office. Reach us on +91 - 9600 606 444 between 9 AM and 8 PM, Monday to Saturday.
Which GST office handles Kathivakkam businesses?
Businesses in Kathivakkam (PIN 600057) 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 are B2B and B2C invoices reported differently in GST returns?
B2B invoices, meaning supplies to registered buyers, are reported invoice by invoice in Table 4 of GSTR-1 with the buyer's GSTIN, so each one flows into that buyer's GSTR-2B for credit. B2C supplies are split into two streams: large inter-state invoices above the threshold are reported invoice-wise in Table 5, while all remaining B2C sales are reported as consolidated, rate-wise totals per state in Table 7. This is why capturing the buyer's GSTIN correctly at billing matters so much; an invoice keyed as B2C by a cashier gives the registered buyer no credit and triggers correction requests later.
What is a B2C large invoice and what is the current threshold?
A B2C large invoice is an inter-state supply to an unregistered person exceeding the notified value threshold, which was reduced from Rs.2.5 lakh to Rs.1 lakh. Such invoices must be reported individually in Table 5 of GSTR-1 with the place of supply, instead of being merged into the consolidated B2C summary. The rule helps states track high-value consumer sales flowing across borders. If your Kathivakkam showroom occasionally bills an unregistered customer from another state above Rs.1 lakh, your billing and returns process must flag it for invoice-wise reporting, or GSTR-1 validations and later scrutiny will surface the gap.
What is a debit note under GST and when do I issue one?
You issue a debit note when the taxable value or tax charged in the original invoice was less than what is actually payable, for example a price escalation clause kicking in or a rate charged short. Declaring the debit note in GSTR-1 increases your output liability, payable with interest where the shortfall relates to an earlier period. There is no outer time limit on issuing a debit note itself. For your buyer, the debit note is a credit document: following the amendment to Section 16(4), the buyer's time limit to claim ITC runs from the date of the debit note, not the original invoice.
A client paid me an advance. Do I raise an invoice or something else?
On receiving an advance, you issue a receipt voucher under Rule 50, not an invoice; the tax invoice follows when the service is actually supplied. GST is payable on advances received for services in the period of receipt, and the receipt voucher documents that liability. Advances for the supply of goods are not taxed at receipt for normal taxpayers under Notification 66/2017. If the rate is not determinable when the advance arrives, tax is paid at 18 percent, and if the nature of supply is not determinable, it is treated as inter-state. Service firms in Kathivakkam with retainer billing should map this into their monthly cycle.
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.
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 Kathivakkam.
How do I file a nil GSTR-3B by SMS?
From the mobile number registered as authorised signatory, send an SMS to 14409 in the format NIL space 3B space your GSTIN space tax period in MMYYYY format. The portal replies with a six-digit verification code; confirm by sending CNF space 3B space the code to 14409. You receive an ARN on successful filing. SMS filing works only if the return is genuinely nil, meaning no outward supplies, no liability of any kind, and no pending returns for earlier periods. If the SMS route fails, we can file it online for you the same day.
How does ITC reversal work for capital goods used for both taxable and exempt supplies?
Rule 43 treats every commonly used capital good as having a useful life of five years, so its total credit is spread over sixty months for reversal purposes. Each month, one-sixtieth of the credit on all common capital goods is attributed to the period, and the exempt proportion, computed on the exempt-to-total turnover ratio, is reversed in GSTR-3B with applicable interest treatment. Capital goods used exclusively for taxable supplies need no reversal, while those used exclusively for exempt supplies get no credit at all. Keep a capital goods register with commissioning dates, because the sixty-month clock and any change in use must be tracked asset-wise.
I heard old ITC demands for 2017-18 to 2020-21 were given relief. What is Section 16(5)?
The Finance (No. 2) Act 2024 inserted Section 16(5) retrospectively, allowing ITC for financial years 2017-18 to 2020-21 if it was claimed in a GSTR-3B filed on or before 30 November 2021, even though it breached the original Section 16(4) deadline. Section 16(6) gives similar relief for returns filed after revocation of a cancelled registration. Where demands were already confirmed on this ground, a special rectification procedure was notified for taxpayers to have such orders corrected. If your Kathivakkam business paid or is contesting a 16(4) demand for these years, have the eligibility under 16(5) examined; call +91 - 9600 606 444 for a review.
What GST rate applies to a goods transport agency: 5 percent or 18 percent?
Both exist, depending on the option exercised. The default position is 5 percent payable by the specified recipient under reverse charge, with no input tax credit to the GTA. Alternatively, a GTA may opt to pay tax itself under forward charge, either at 5 percent without input tax credit or at the higher rate with full credit, which was revised from 12 percent to 18 percent with effect from 22 September 2025. The with-credit option suits transporters with large spends on vehicles and tyres. Once the forward charge option is exercised for a year, it applies to all consignments of that year.
Is GST charged before or after the discount shown on my invoice?
Discounts given before or at the time of supply and recorded on the face of the invoice are excluded from the value of supply under Section 15(3)(a). You therefore charge GST on the net amount after discount. For example, a Rs.10,000 item with a 10 percent trade discount shown on the invoice is taxed on Rs.9,000. The condition is documentation: the discount must appear on the invoice itself. Informal reductions settled outside the bill do not reduce taxable value. Retail schemes such as festival discounts and trade margins should always be structured to print on the invoice.
Is GST payable on my YouTube AdSense earnings?
AdSense payments come from a Google entity located outside India and are remitted in convertible foreign exchange, so for an Indian creator this revenue generally qualifies as export of services, zero-rated when supplied under an LUT after registration. The income still counts towards your Rs.20 lakh aggregate turnover, so a creator whose combined receipts cross the threshold must register even if the entire revenue is export. Brand sponsorships from Indian companies, by contrast, are domestic supplies taxable at 18 percent. Keep the remittance advices safely, as they establish the forex receipt if you later claim a refund of input tax credit.
What is the place of supply for freight and courier charges on goods?
For transportation of goods, including by courier, Section 12(8) fixes the place of supply as the location of the recipient where the recipient is registered. Where the recipient is unregistered, it is the location where the goods are handed over for transportation. So a registered Kathivakkam manufacturer paying a transporter for a Chennai-to-Delhi movement has Tamil Nadu as the place of supply, and the RCM liability is paid as CGST plus SGST if the transporter is also in Tamil Nadu. This rule matters chiefly for paying reverse charge on GTA freight under the correct heads, because paying IGST where CGST and SGST were due creates a refund-and-repay exercise later.
Does buying from unregistered dealers attract reverse charge for everyone?
No. The general reverse charge on all unregistered purchases under Section 9(4) was never fully implemented and now applies only to notified classes, principally real estate. A promoter must procure at least eighty percent of inputs and input services from registered suppliers for a project; on any shortfall, the promoter pays 18 percent under RCM, and cement purchased from an unregistered dealer attracts RCM at the rate applicable to cement, 18 percent since the September 2025 rate rationalisation reduced it from 28 percent, irrespective of the eighty percent test. Transfer of development rights and long-term leases to promoters are also covered. An ordinary trader or service provider in Kathivakkam buying stationery from an unregistered shop has no Section 9(4) liability at all.
By when must I issue a tax invoice when I sell goods?
For goods, Section 31 requires the tax invoice to be issued before or at the time of removal of the goods, where the supply involves movement, or before or at the time of delivery or making the goods available in other cases. In simple terms, the invoice must travel with the goods; a lorry leaving your Kathivakkam godown without an invoice is exposed to detention even if the e-way bill exists. For continuous supplies of goods with successive statements or payments, the invoice must be issued when each statement is issued or each payment is received.
Is there really a penalty for not displaying my GST number at my shop?
Yes. Rule 18 of the CGST Rules requires every registered person to display the registration certificate in a prominent location at the principal place of business and every additional place, and to display the GSTIN on the name board at the entry of each such premises. There is no separate penalty provision for this lapse, so officers invoke the general penalty under Section 125, which can extend to Rs.25,000 under CGST with a matching state penalty. Inspection teams visiting Kathivakkam markets routinely check name boards first, so a few hundred rupees of signage is the cheapest compliance in the entire GST law.
What documents are required for GSTR-1 & GSTR-3B monthly filing in Kathivakkam?
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.
Are there any hidden charges for GSTR-1 & GSTR-3B monthly filing?
No. The fee quoted before we start is the fee you pay. Government fees, portal charges or statutory late fees, where they apply, are separate and disclosed to you in advance with the exact amount. We issue a proper GST invoice for our professional fee. If the scope of work changes — for example, an unexpected notice or additional periods — we tell you the revised fee before doing anything further.
Do you provide gst return filing for small businesses and proprietorships in Kathivakkam?
Yes. A large share of our clients in Kathivakkam 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.
Explore

Related GST Services & Nearby Areas

Ready to Sort Out Your GST?

Stop losing money to late fees. Call +91 - 9600 606 444 for professional GSTR-1 & GSTR-3B Monthly Filing support.

Call +91 - 9600 606 444   WhatsApp Us
💬
Request a Call BackWe call within 30 minutes

Mon-Sat: 9.00 AM - 8.00 PM · Sunday: WhatsApp support only