Chennai's dedicated GST practice · GSTR-1 due 11th · GSTR-3B due 20th/22nd
Medavakkam · PIN 600100

Local GSTR-1 & GSTR-3B Monthly Filing Support near Medavakkam Koot Road, Medavakkam

One WhatsApp message is how most of our client relationships began. Send yours today and have GSTR-1 & GSTR-3B Monthly Filing in Medavakkam handled end to end from Rs.749 — fee confirmed in writing first, documents straight from your phone, acknowledgement the day we file.

We serve businesses on and around Medavakkam Koot 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 Medavakkam Koot Road, Medavakkam
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
24GST Services Handled In-House
Local Expertise

Trade Profile and GST Jurisdiction for Medavakkam Koot Road, Medavakkam

Every locality in Chennai has its own commercial rhythm, and Medavakkam is no exception. Medavakkam's junction links Velachery, Tambaram, Sholinganallur and Mambakkam, making it one of south Chennai's fastest-selling apartment markets, ringed by builders, hardware and sanitaryware dealers, supermarkets and tuition centres along Medavakkam Main Road and the Sholinganallur route. Promoters using the 1 and 5 per cent residential rates must source at least 80 per cent of inputs from registered suppliers or pay tax on the shortfall under reverse charge. Our practice has shaped its GSTR-1 & GSTR-3B Monthly Filing work around exactly these realities, serving clients in Medavakkam as well as Pallikaranai and Madipakkam. Registrations, returns, refunds and notice replies are handled by one accountable team, with fees fixed in writing before work begins and every filing reconciled against portal data before it is submitted.

GST jurisdiction for Medavakkam (PIN 600100): businesses here generally fall under the CGST Chennai South Commissionerate. We regularly represent clients from Medavakkam 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 Educational Institutions in Medavakkam
Education enjoys exemption only within defined walls: institutions providing recognised board or university qualifications are exempt under Entry 66 of Notification 12/2017, along with their transport, catering and examination services to students. Coaching centres, skill academies and training institutes fall outside the entry and pay 18 percent. An organisation running both a recognised school and a commercial coaching wing must segregate the streams, reverse proportionate input credit under Rule 42 on the exempt side, and still count exempt fees within aggregate turnover for registration. A specialist structures the two activities, fee invoicing and credit reversals so the exemption claimed for one stream is never endangered by the other.
After GSTR-1 & GSTR-3B Monthly Filing is filed, support continues — acknowledgements are archived, upcoming due dates are tracked, and any departmental query on the work is answered, all within fees starting at Rs.749 in Medavakkam.
Why Us

Why Medavakkam Koot Road, Medavakkam Businesses Choose ChennaiGST

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

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.

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.

Handholding for First-Time Registrants

A new GSTIN comes with obligations nobody explains at approval — the invoice series rules, displaying the registration certificate and GSTIN at your premises, and the first return cycle. We walk new registrants in Medavakkam through each of these so month one starts correctly.

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.

Familiar with Chennai Jurisdictions and Officers' Expectations

We work with Chennai GST ranges and circles every week, including the jurisdiction covering Medavakkam. We know how local proper officers examine registrations, what supporting documents they routinely call for, and how to present a file so it moves without repeated queries.

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.

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 Medavakkam

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.

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.

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.

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.

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.

The Lowest Tax Position the Law Allows

Your scheme choice — regular, composition or QRMP — is re-examined as turnover and margins change, so you are always paying under the structure that legitimately costs your business the least.

Tax Paid Under the Right Head

Getting IGST versus CGST and SGST right at the invoice stage spares you the painful cycle of paying the correct head again and pursuing a refund of the amount paid under the wrong one.

Why a Specialist Matters

With ChennaiGST vs Doing It Yourself

AspectWith ChennaiGSTDIY / Unattended
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.
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.
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.
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.
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.
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.
On This Street

GST Support on Medavakkam Koot Road, Medavakkam

Medavakkam Koot Road is a primary arterial road in Medavakkam, about 1.0 km north-west of the centre of Medavakkam. The same consultant covers the streets immediately around it — Bell Nagar 2nd Main road (about 150 m); Bell Nagar 1st Main road (about 150 m); Bell Nagar 3rd Main road (about 200 m); Bharath Street (about 750 m) — so a site visit on Medavakkam Koot Road can usually be combined with other work in Medavakkam on the same trip. For GST purposes an address on Medavakkam Koot Road falls under the Chennai South CGST Commissionerate, and the Medavakkam pincode is 600100.

Road classification and position from OpenStreetMap; distances are straight-line and approximate. Jurisdiction must be confirmed on your own registration certificate.

Case Law & Notifications

What the Department and the Courts Have Said — relevant to Medavakkam businesses

We track every notification, circular and judgment that changes a filing position, so your returns and replies reflect the current law.

Portal Advisory

Two-factor authentication introduced for GST portal login

GSTN Advisory, November 2023 — two-factor authentication for logging into the GST portal · 2023-11

GSTN introduced two-factor authentication for the GST portal. Besides the user identity and password, a one-time password is delivered to the primary authorised signatory's registered mobile number and e-mail address, and must be entered to complete login. The measure was piloted in selected states and then extended in phases across the country, covering taxpayers as well as their sub-users. Login fails if the registered contact details on the portal are outdated and the one-time password cannot be received.

What it means for you: Keep the authorised signatory's mobile number and e-mail current on the portal, otherwise your team can be locked out on the filing due date.

Notification

Works contracts for government raised from 12 to 18 per cent in July 2022

Notification No. 03/2022-Central Tax (Rate) dated 13.07.2022 · 2022-07-13

Giving effect to the 47th GST Council's rate rationalisation, this notification raised the rate on works contract services supplied to the Central Government, State Government, Union territory and local authorities from 12 per cent to 18 per cent with input tax credit, applying from 18 July 2022. Several High Courts, including the Madras High Court, have since heard petitions by contractors seeking reimbursement of the differential tax from the awarding department on contracts priced before the change.

How we apply it: Chennai civil contractors with pre-July 2022 government tenders should pursue a differential-tax claim with the department rather than absorbing the 6 per cent increase.

GST Council

QRMP scheme introduced: quarterly returns with monthly payment for turnover up to Rs 5 crore

42nd GST Council Meeting (video conferencing) — 5 October 2020 · 2020-10-05

The Council approved what became the Quarterly Return Monthly Payment scheme. Registered persons with aggregate annual turnover up to Rs 5 crore were allowed to furnish GSTR-3B on a quarterly basis from 1 January 2021, while paying tax monthly through a challan. The due date for the quarterly GSTR-1 was fixed at the 13th of the month following the quarter, and an invoice furnishing facility was provided so that recipients could still see credit monthly. This remains the default compliance route for most small businesses.

Why this matters: A Chennai business under Rs 5 crore can file GSTR-3B four times a year instead of twelve, but must still deposit tax every month, and missing that monthly challan attracts interest.

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.
How much does GSTR-1 & GSTR-3B monthly filing cost in Medavakkam?
Our fee for GSTR-1 & GSTR-3B monthly filing in Medavakkam 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.
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 Medavakkam has periods of inactivity, ask us about our low-cost nil filing plan.
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 Medavakkam 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.
My landlord in Medavakkam has no GSTIN but my business is registered. Who pays GST on the shop rent?
You do. With effect from 10 October 2024, renting of immovable property other than a residential dwelling by an unregistered person to a registered person was brought under reverse charge through Notification 09/2024-Central Tax (Rate). So a registered trader renting a shop from an unregistered landlord must pay 18 percent under RCM through GSTR-3B and can claim it back as input tax credit if eligible. Composition taxpayers have since been kept outside this entry, given they cannot claim credit. Many small businesses in Medavakkam are still unaware of this 2024 change, and scrutiny notices on rent entries have already begun appearing. Call +91 - 9600 606 444 to regularise past months.
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 Medavakkam 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.
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.
We hire security guards from an agency. Should they charge GST or should we pay it ourselves?
Check the agency's constitution. Since 1 January 2019, security services by way of supply of security personnel provided by any person other than a body corporate to a registered person fall under reverse charge, so your business pays the 18 percent directly and claims credit. If the agency is a body corporate, such as a private limited company, it charges GST under forward charge on its invoice. Recipients registered under the composition scheme are excluded from this reverse charge entry. Businesses in Medavakkam commonly pay agencies' forward-charge invoices while also missing their own RCM cases, so an annual review of security and manpower bills is worthwhile.
My company in Medavakkam is dormant. Is there a cheap way to stay GST compliant?
Yes. A dormant GSTIN still requires nil GSTR-1 and nil GSTR-3B every period, and nil GSTR-9 obligations may also arise depending on turnover. Our dormant-entity plan at Rs.749 per month covers both nil returns, due-date tracking and portal monitoring so notices do not go unnoticed. If you have no intention of restarting the business, it may be cheaper to surrender the registration through a cancellation application and file the final return, which we can also handle. Speak to us on +91 - 9600 606 444 and we will recommend whichever route costs you less.
Why is my nil return SMS to 14409 not working?
SMS filing fails for a few common reasons. The message must come from the exact mobile number registered against an authorised signatory on the GST portal, the format must match precisely with single spaces, and all returns for earlier periods must already be filed since GST returns are sequential. It also fails if the return is not truly nil, for instance if an amendment or credit note is pending to be reported. If one number is registered for multiple GSTINs, each needs its own SMS. We can diagnose the exact reason and file it online instead.
Why should I reconcile GSTR-2B with my purchase books every month?
Because your input tax credit in GSTR-3B is legally restricted to invoices appearing in GSTR-2B. Under Section 16(2)(aa) and Rule 36(4), credit is available only when the supplier has reported the invoice in their GSTR-1 and it flows into your GSTR-2B. Monthly reconciliation catches suppliers who have not filed, invoices reported with wrong GSTINs, duplicate entries and rate differences, before they become mismatch notices. It also protects working capital, since missed credits sit unclaimed. A disciplined monthly reconciliation, matched invoice by invoice, is the single most effective protection against ITC disputes for businesses in Medavakkam.
What are the most common mistakes Chennai businesses make with GST refunds and ITC?
The recurring ones we see across Medavakkam 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.
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 Medavakkam 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.
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.
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 Medavakkam 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 is the GST rate on a works contract for a commercial building?
Under GST, a works contract relating to immovable property is treated wholly as a supply of services, and the standard rate is 18 percent on the contract value, with the contractor eligible for input tax credit on cement, steel and other inputs. This applies to construction, fabrication, erection, repair and renovation contracts for factories, offices and commercial buildings. The old VAT-plus-service-tax splitting of material and labour is gone; one rate applies to the whole consideration. Contractors should also note that free-issue materials supplied by the client can affect valuation, so contract drafting deserves attention before quoting.
Can I reduce GST for discounts given after the sale, like turnover incentives?
Only if three conditions in Section 15(3)(b) are met: the discount was established under an agreement that existed before or at the time of supply, it can be linked to specific invoices, and the recipient reverses the input tax credit attributable to it. If all three hold, you issue a GST credit note and reduce your output tax. If any condition fails, which is common for year-end volume incentives negotiated later, the adjustment must go through a commercial credit note without any GST effect. Distributor incentive schemes run from Medavakkam should be papered before the season starts, not after.
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 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.
Do you provide gst return filing for small businesses and proprietorships in Medavakkam?
Yes. A large share of our clients in Medavakkam 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.
Do you provide GSTR-1 & GSTR-3B monthly filing for businesses on Medavakkam Koot Road?
Yes. We serve businesses on and around Medavakkam Koot Road in Medavakkam — 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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