Chennai's dedicated GST practice · GSTR-1 due 11th · GSTR-3B due 20th/22nd
West Mambalam · PIN 600033

GSTR-1 & GSTR-3B Monthly Filing near Easwaran Koil Street, West Mambalam, Chennai

Trusted GSTR-1 & GSTR-3B Monthly Filing support for West Mambalam, 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 Easwaran Koil 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 Easwaran Koil Street, West Mambalam
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 Easwaran Koil Street, West Mambalam

Businesses in West Mambalam looking for GSTR-1 & GSTR-3B Monthly Filing want two things: work done correctly and someone answerable when questions come. West Mambalam packs caterers, flower and pooja goods sellers, tailoring units and tuition centres into dense streets like Lake View Road and Arya Gowda Road beside Mambalam railway station. Family-run businesses here often operate near the Rs.40 lakh goods and Rs.20 lakh services registration thresholds, so registration timing, composition eligibility and purchases from unregistered dealers are the common questions. We serve this belt — including T. Nagar and Ashok Nagar — with fixed fees quoted upfront, a written document checklist, and filings completed ahead of statutory due dates. Every acknowledgement is shared the day it is generated, and our support continues if the department raises any query on work we have filed.

GST jurisdiction for West Mambalam (PIN 600033): businesses here generally fall under the CGST Chennai South Commissionerate. We regularly represent clients from West Mambalam 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 Builders and Contractors in West Mambalam
Under-construction residential sales are taxed at 1 percent for affordable housing and 5 percent for other units, both without input credit, while commercial works contracts run at 18 percent with credit. Builders must procure at least 80 percent of inputs and input services from registered suppliers each year; any shortfall attracts tax under reverse charge, and cement bought from unregistered dealers is taxed under reverse charge at its full rate regardless of the shortfall test. Development rights and joint development agreements carry their own liability trigger points. A specialist runs the 80-20 computation annually and tracks reverse charge on cement and landowner area sharing so project costing stays accurate.
Businesses in West Mambalam typically choose professional GSTR-1 & GSTR-3B Monthly Filing because reconciled, senior-reviewed filings from Rs.749 prevent the late fees, lost credit and mismatch notices that self-filing commonly produces.
Why Us

Why Easwaran Koil Street, West Mambalam Businesses Choose ChennaiGST

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

Waiver and Amnesty Windows Applied for You

Whenever the GST Council notifies a late-fee waiver or an amnesty window for pending returns or old demands, we check every client's history against it and act within the deadline. Relief that businesses in West Mambalam would otherwise read about after it lapsed reaches our clients in time.

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

Fast, Clean Registrations and Amendments

New GSTIN applications, core field amendments through REG-14, additional places of business — we prepare complete, query-resistant applications the first time. Clean paperwork is the difference between smooth approval and weeks lost answering clarification memos from the department.

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.

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-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.

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 West Mambalam

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.

Faster GST Refunds

Complete RFD-01 applications with proper statements and annexures move through the system faster and attract fewer deficiency memos, which means export and inverted-duty refunds reach your bank account sooner.

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.

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.

Fewer Departmental Notices

Consistent, reconciled returns give the department's matching systems nothing to flag. Clients who move to us after years of self-filing typically see scrutiny queries and mismatch notices fall away within a few filing cycles.

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.

No Interest Outflows at 18 Percent

Interest on delayed GST payment runs at 18 percent per annum, which is costlier than most working capital finance. Timely computation and payment through our calendar keeps that meter permanently at zero.

Why a Specialist Matters

With ChennaiGST vs Doing It Yourself

AspectWith ChennaiGSTDIY / Unattended
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.
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.
Supplier defaultsSuppliers who stop uploading invoices are identified within the period and pursued before their default becomes your blocked credit.Missing supplier invoices surface only when credit is denied, by which time recovering the amount from the vendor is difficult.
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.
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.
Due-date trackingA maintained compliance calendar with internal cut-offs days before the 11th and the 20th; we chase you for data, not the other way around.Deadlines remembered from memory or phone alarms; one busy week and the return slips past the due date.
Case Law & Notifications

What the Department and the Courts Have Said — relevant to West Mambalam businesses

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

AAR Ruling

Ladies hostel run from rented premises, with food, held taxable

Nithiyashree Ladies Hostel - AAR Tamil Nadu, Advance Ruling No. 77/AAR/2023, dated 4 September 2023 · 2023-09-04

The applicant ran a ladies hostel in premises it had itself taken on rent and supplied accommodation together with food and related services. It sought exemption on the footing that this was renting of residential accommodation. The Authority held the supply classifiable under heading 9963 and taxable at 9 percent central tax and 9 percent State tax, treating hostel accommodation with attached services as a taxable service and not as renting of a residential dwelling for use as a residence.

What to do about it: Chennai hostel and paying guest operators should not assume exemption; the outcome turns on the exact facts and on later High Court rulings.

GST Council

Council approves the principles of a single monthly return

27th GST Council Meeting (video conference) — 4 May 2018 (PIB Release ID 1531331) · 2018-05-04

Acting on the report of the Group of Ministers on IT simplification, the Council approved the design principles for a new return: one monthly return for all taxpayers except composition dealers and a few others, with staggered due dates by turnover; unidirectional flow of invoices uploaded by the seller at any time during the month, which would be the valid document for the buyer's credit; no requirement to upload purchase invoices; four-digit HSN for B2B invoices; and automatic computation of liability and credit.

Why this matters: The upload-lock-pay idea behind today's auto-populated GSTR-2B and GSTR-3B originates in these principles.

Circular

Salary to a whole-time director is not taxable, but independent director fees are

Circular No. 140/10/2020-GST dated 10 June 2020 · 2020-06-10

CBIC settled a much-litigated question. Remuneration paid to an independent director or any director who is not an employee of the company is taxable in the hands of the company under reverse charge. For a whole-time or executive director, the part declared as salary and on which tax is deducted under section 192 of the Income-tax Act is treated as consideration in the course of employment and is outside GST, while the part treated as professional fees with deduction under section 194J is taxable under reverse charge.

What to do about it: The income tax treatment of a director's pay now decides the GST treatment, so payroll and reverse charge working should be aligned each month.

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

FAQs

Frequently Asked Questions

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

How long does GSTR-1 & GSTR-3B monthly filing take in West Mambalam?
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.
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.
What is the difference between GSTR-1 and GSTR-3B?
GSTR-1 is a detailed invoice-wise statement of your sales, filed by the 11th of the next month. It does not involve any tax payment but it feeds your customers' GSTR-2B for input tax credit. GSTR-3B is a self-declared summary return, due on the 20th, where you report total sales, claim input tax credit and pay the net tax in cash or through credit. Both must match; mismatches between GSTR-1 and GSTR-3B are a common trigger for notices from the department, which is why we reconcile them before every filing.
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.
I generate e-invoices. Do I still have to prepare GSTR-1 separately?
If your aggregate turnover exceeds Rs.5 crore, e-invoicing is mandatory and the invoice details reported to the Invoice Registration Portal auto-populate into your GSTR-1. However, auto-population is not a substitute for review. B2C sales, exports without IRN issues, credit notes, amendments and advances still need to be verified or added manually before submission. We review the auto-drafted GSTR-1 against your books each month so that what is filed matches your accounts exactly. If you have just crossed the Rs.5 crore threshold, call +91 - 9600 606 444 and we will set up e-invoicing correctly.
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.
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.
How much does GST return filing cost near me in West Mambalam?
Our monthly GST return filing package for businesses in West Mambalam starts at Rs.749, which covers GSTR-1 and GSTR-3B preparation, GSTR-2B reconciliation for input tax credit, tax computation and filing reminders. There are no hidden charges; government late fees, if any, are separate and payable on the portal. Pricing depends on invoice volume, so a trader with high invoice counts may be quoted differently from a small service provider. Call +91 - 9600 606 444 for an exact quote for your business, and ChennaiGST will confirm the fee in writing before you commit.
My buyer has not accepted my credit note. Does that affect my tax reduction?
Yes. Your output tax reduction on a credit note is conditional on the corresponding input tax credit being reversed by the recipient. On the portal, the Invoice Management System now presents your credit notes to the buyer for action, and a rejected credit note flows back into your liability computation. Practically, this means credit notes need commercial agreement before they are reported, not after. Keep an email trail with the buyer, confirm they will reverse the credit in their GSTR-3B, and reconcile IMS actions monthly. ChennaiGST tracks credit note acceptance for West Mambalam clients as part of the monthly filing cycle.
What is IFF in the QRMP scheme?
The Invoice Furnishing Facility (IFF) is an optional facility for QRMP taxpayers to upload B2B invoices for the first two months of a quarter, by the 13th of the following month, up to Rs.50 lakh of invoice value per month. Invoices uploaded through IFF appear in your buyers' GSTR-2B immediately, so they can claim input tax credit without waiting for your quarterly GSTR-1. If your customers are registered businesses that press for timely credit, using IFF keeps them happy. We file IFF for QRMP clients in West Mambalam as part of the standard package.
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.
My customer says he cannot claim ITC because of my late filing. Is that correct?
Yes, he is right. A buyer can claim input tax credit only for invoices appearing in his GSTR-2B, which is generated from suppliers' GSTR-1 and IFF filings. If you file GSTR-1 after the 11th, your invoices miss that month's GSTR-2B and your customer's credit gets pushed to the next month, straining his working capital. Repeated delays lead buyers to withhold the GST portion of payments or move to more compliant vendors. Timely GSTR-1 filing is therefore a commercial necessity, not just a legal one. ChennaiGST ensures clients in West Mambalam never face this complaint.
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 West Mambalam 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.
What is the GST rate for salons, gyms and yoga centres?
From 22 September 2025, beauty and physical well-being services, covering salons, barbers, beauty parlours, gyms, fitness centres and yoga institutes, attract 5 percent GST without input tax credit, reduced from the earlier 18 percent. The condition attached to the concessional rate is important: because credit is barred, the GST paid on your rent, equipment, cosmetics and consumables becomes part of your cost base. Service businesses in West Mambalam moving to the 5 percent rate should reprice services keeping this embedded tax in mind, and must not continue charging 18 percent, since excess tax collected has to be deposited with the government.
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.
How do I choose a good GST consultant near me in West Mambalam?
Look for four things: familiarity with the GST portal's actual workflows rather than just theory, responsiveness around due dates such as the 11th for GSTR-1 and the 20th for GSTR-3B, transparent fixed pricing instead of vague estimates, and the ability to handle departmental work like clarification notices, amendments and revocations, not just routine filing. Ask how they track your ARNs and deadlines, and whether they share acknowledgements after every filing. ChennaiGST serves businesses across West Mambalam with fixed-fee packages starting at Rs.749, and every filing is confirmed back to you with the portal acknowledgement. Call +91 - 9600 606 444 for a free initial consultation.
What are the most common mistakes Chennai businesses make with GST refunds and ITC?
The recurring ones we see across West Mambalam 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.
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 GST office handles West Mambalam businesses?
Businesses in West Mambalam (PIN 600033) generally fall under the CGST Chennai South Commissionerate, with state-jurisdiction cases handled by the Tamil Nadu Commercial Taxes Department. Your exact division and range can be confirmed from your GSTIN on the GST portal. We regularly appear before this jurisdiction for registrations, clarifications and hearings, so we know the local practice and documentation preferences.
Do you provide GSTR-1 & GSTR-3B monthly filing for businesses on Easwaran Koil Street?
Yes. We serve businesses on and around Easwaran Koil Street in West Mambalam — 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.
What documents are required for GSTR-1 & GSTR-3B monthly filing in West Mambalam?
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.
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