Chennai's dedicated GST practice · GSTR-1 due 11th · GSTR-3B due 20th/22nd
Nanmangalam · PIN 600129

GSTR-1 & GSTR-3B Monthly Filing on Perumal Nagar 7th Cross Street, Nanmangalam

Our consultants provide GSTR-1 & GSTR-3B Monthly Filing to businesses across Nanmangalam starting at Rs.749. Every file is reconciled and senior-reviewed before submission, which is why our clients see far fewer departmental queries than they did while self-filing.

We serve businesses on and around Perumal Nagar 7th Cross 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 Perumal Nagar 7th Cross Street, Nanmangalam
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 Perumal Nagar 7th Cross Street, Nanmangalam

Choosing GSTR-1 & GSTR-3B Monthly Filing in Nanmangalam is ultimately an act of trust: you are handing over sales figures, purchase records and portal access. Nanmangalam, ringed by the Nanmangalam Reserve Forest and its worked-out quarries, hosts blue-metal crushers, M-sand and ready-mix depots, lorry fleets and building-material yards along Dr. Ambedkar Main Road, Vadakkupattu Road and S.I.V.E.T. College Road towards Medavakkam Koot Road. Reverse charge on mining royalty and seigniorage, and e-way bills for short-haul aggregate lorries, are the recurring disputes here. We earn that trust the unglamorous way — fixed fees honoured, drafts approved by you before filing, acknowledgements shared the same day, and strict confidentiality throughout. Clients across Nanmangalam, Kovilambakkam and Medavakkam have stayed with us for years on precisely this basis.

GST jurisdiction for Nanmangalam (PIN 600129): businesses here generally fall under the CGST Chennai South Commissionerate. We regularly represent clients from Nanmangalam 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 Nanmangalam
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.
For GSTR-1 & GSTR-3B Monthly Filing in Nanmangalam, you typically need your PAN, Aadhaar, business address proof, bank details and relevant invoices; the exact checklist is shared on WhatsApp and fees start at Rs.749.
Why Us

Why Perumal Nagar 7th Cross Street, Nanmangalam Businesses Choose ChennaiGST

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

E-Commerce Seller Reconciliation, Including TCS

Sellers on Amazon, Flipkart and other marketplaces face a three-way match between marketplace reports, GSTR-1 and the TCS the operator deposits against your GSTIN. We reconcile all three every period and accept the TCS credit, so sellers in Nanmangalam never leave marketplace deductions unclaimed.

Reverse Charge Tracked, Not Forgotten

Freight paid to transporters, advocate fees, imported services and other notified supplies attract GST under reverse charge, with self-invoicing where the supplier is unregistered. We maintain a running RCM check every period, because this is the liability self-filers most consistently miss.

Support Through Audits and Hearings

When an ADT-01 audit intimation or a personal hearing date arrives, we compile the records, prepare the reconciliations and draft the submissions, and coordinate closely with your authorised representative. You walk into the proceeding prepared, not improvising in front of an officer.

Proactive Alerts Before Problems Become Notices

If your GSTR-1 and GSTR-3B start drifting apart, if a large supplier stops filing, or if your turnover approaches the e-invoice threshold, we flag it to you immediately. Early warnings from our side are cheaper than departmental letters later.

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.

Deadline Tracking Done for You

GSTR-1 by the 11th, GSTR-3B by the 20th, CMP-08 by the 18th after each quarter — we maintain a compliance calendar for every client and start chasing your data well before the due date, so late fees never enter the picture.

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 Nanmangalam

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.

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.

Bank and Tender Readiness

Loan applications and government tenders routinely demand GST returns and registration documents. With everything filed and archived properly, you can produce a complete compliance file within hours instead of days.

Due-Diligence Ready for Investors and Buyers

Funding rounds, partnerships and business sales all begin with a compliance check. A clean, documented GST history lets you clear that scrutiny quickly instead of watching a deal stall over old filing gaps.

Waiver Benefits Never Missed

Late-fee waivers and amnesty windows notified by the GST Council are applied to your history within their deadlines, capturing reliefs that most businesses only hear about once the window has already closed.

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.

Growth Without Compliance Anxiety

New branches, new product lines and interstate sales all carry GST consequences. With standing professional support, you expand knowing registrations, invoicing and returns will keep pace with the business.

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.
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.
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.
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.
Late fees and interestFilings go in ahead of statutory dates, so the Rs.50-per-day late fee and 18 percent interest never arise.Late fees accumulate silently every delayed day, and interest on unpaid tax runs at 18 percent per annum.
Time costRoughly an hour a month to send data and approve drafts; the portal work, reconciliation and follow-up are ours.Hours every month lost to portal errors, JSON files, OTP failures and reworking figures — usually on the due date itself.
On This Street

GST Support on Perumal Nagar 7th Cross Street, Nanmangalam

Perumal Nagar 7th Cross Street is a residential street in Nanmangalam, about 250 m east of the centre of Nanmangalam. The same consultant covers the streets immediately around it — 7th Cross Street (about 150 m); 11th Street (about 250 m); Mount - Medavakkam Road (about 300 m); Ponniamman Kaladi Main Road (about 450 m) — so a site visit on Perumal Nagar 7th Cross Street can usually be combined with other work in Nanmangalam on the same trip. For GST purposes an address on Perumal Nagar 7th Cross Street falls under the Chennai South CGST Commissionerate, and the Nanmangalam pincode is 600129.

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 Nanmangalam businesses

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

Case Law

A genuine reporting error in GSTR-3B must be allowed to be corrected

Vishnu Aroma Pouching (P) Ltd v. Union of India — Gujarat High Court, Special Civil Application No. 5629 of 2019, judgment dated 21 October 2019 · 2019-10-21

Owing to a mistake, the company's GSTR-3B for one month was filed showing nil figures even though the tax had actually been paid, and the portal offered no way to correct it. The department refused rectification. The High Court held that a taxpayer cannot be left without a remedy for a bona fide error where the tax was in fact paid and no revenue was lost, and directed the authorities to allow the correction so that the liability and the recipient's credit were properly reflected.

What it means for you: A genuine reporting error in GSTR-3B is worth pressing before the department rather than absorbing — courts have ordered correction where no tax was actually short paid.

Portal Advisory

RCM Liability and ITC Statement added to the GST portal

GSTN Advisory dated 23 August 2024 — introduction of the RCM Liability/ITC Statement · 2024-08-23

GSTN introduced a new RCM Liability and ITC Statement on the portal so that reverse charge tax declared in Table 3.1(d) of GSTR-3B can be matched against the corresponding credit claimed in Table 4A(2) and 4A(3). It applies from the August 2024 tax period for monthly filers and from the July to September 2024 quarter for taxpayers under the quarterly scheme. Taxpayers were required to report an opening balance of reverse charge liability paid but credit not yet claimed, or credit claimed without payment, within the window announced by GSTN.

Why this matters: Reconcile reverse charge payments with the credit taken every month, since the department can now see an RCM ledger for your GSTIN.

Notification

Healthcare services by clinical establishments are exempt

Entry 74, Notification No. 12/2017-Central Tax (Rate) dated 28.06.2017 · 2017-06-28

Entry 74 exempts health care services provided by a clinical establishment, an authorised medical practitioner or paramedics, and the transportation of a patient in an ambulance. Health care services are defined as diagnosis, treatment or care for illness, injury, deformity, abnormality or pregnancy in any recognised system of medicine, and expressly exclude cosmetic or plastic surgery unless done to restore or reconstruct anatomy affected by injury or congenital defect. Hair transplant and purely cosmetic procedures are therefore taxable.

Why this matters: A Chennai hospital or clinic is exempt on treatment, but must charge GST on cosmetic procedures, pharmacy sales to outsiders and rental of space to shops.

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 Nanmangalam for gst return filing?
Yes. We serve Nanmangalam 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 Nanmangalam and you are welcome to visit our office. Reach us on +91 - 9600 606 444 between 9 AM and 8 PM, Monday to Saturday.
Do you provide gst return filing for small businesses and proprietorships in Nanmangalam?
Yes. A large share of our clients in Nanmangalam 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.
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.
Swiggy and Zomato pay the GST on my restaurant orders. How do I show these sales in my returns?
Since 1 January 2022, tax on restaurant services supplied through e-commerce operators is payable by the operator under Section 9(5), so you do not charge GST on app orders and no TCS is collected on them either. You must still report these supplies: show them in GSTR-3B Table 3.1.1(ii) as supplies on which the operator pays tax, and disclose them in GSTR-1, without paying tax on them again. Direct dine-in and takeaway billing remains taxable in your hands at 5%. Mixing up these tables is a common error we correct for restaurants in Nanmangalam; call +91 - 9600 606 444 for help.
Our institute charges one fee covering classes, study material and hostel. How is it taxed?
A single price for naturally bundled components is a composite supply, taxed at the rate of the principal supply. For a coaching institute, coaching is the principal supply, so the entire lump sum, including printed materials and boarding provided as part of the package, attracts 18 percent. Printing separate invoices for books at nil rate out of a bundled fee is a known audit red flag and is routinely rejected. If the institute genuinely sells optional printed books to anyone at a separate price, those standalone sales can take the book's own treatment. Structure the fee schedule deliberately, not after the demand arrives.
How exactly do I pay RCM in my return and claim it back as credit?
Report the taxable value and tax in Table 3.1(d) of GSTR-3B; this liability must be discharged in cash through the electronic cash ledger, because input tax credit cannot be used to pay reverse charge dues. In the same return, claim the amount as ITC in Table 4(A)(2) or 4(A)(3), so the net impact is usually nil. RCM invoices from registered suppliers like GTAs appear in GSTR-2B, but credit for unregistered-supplier RCM rests on your self-invoice, and Circular 211/5/2024 confirms the Section 16(4) deadline runs from the year of that self-invoice. Businesses in Nanmangalam that skip the 3.1(d) reporting but claim the credit invite automatic mismatch flags.
How is interest calculated if I pay GST late?
Interest is charged at 18 percent per annum under Section 50 of the CGST Act, calculated day-wise from the due date until the date of payment. Following the amendment to Section 50, interest on delayed GSTR-3B filing applies only on the portion of tax paid through the electronic cash ledger, not on the amount settled using input tax credit. For example, a cash liability of Rs.1,00,000 paid 30 days late attracts roughly Rs.1,479 as interest. We compute this precisely before filing so clients in Nanmangalam never overpay or underpay.
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.
I am under QRMP in Chennai. When is my quarterly GSTR-3B due?
For taxpayers registered in Tamil Nadu, which falls in the category of states with the earlier date, the quarterly GSTR-3B under QRMP is due on the 22nd of the month following the quarter. So the return for April to June is due by 22 July, and so on for each quarter. The quarterly GSTR-1 is due by the 13th of the same month. Mark both dates, because late fee and 18 percent interest apply on delays just as they do for monthly filers. Call +91 - 9600 606 444 if you want us to manage the calendar.
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.
Our company spends on CSR activities. Is the GST paid on those purchases creditable?
Not any more. Section 17(5)(fa), inserted with effect from 1 October 2023, specifically blocks input tax credit on goods or services used for corporate social responsibility activities under Section 135 of the Companies Act. Before this date the position was contested, with advance rulings going both ways, so credits availed for earlier periods may still be defensible on merits if questioned. For current periods, GST on CSR purchases, whether school furniture donated or medical supplies distributed, is a cost. Companies in Nanmangalam should route CSR procurement through a separate expense code so their monthly reconciliation automatically excludes these invoices from the ITC claim.
Do I have to issue an invoice for every small cash sale in my shop?
Not necessarily. Where the value of a supply is less than Rs.200, the buyer is unregistered, and the buyer does not ask for an invoice, you may skip issuing an individual tax invoice. Instead, you must prepare one consolidated tax invoice at the close of each day covering all such small sales. The moment a customer demands an invoice, or the sale is Rs.200 or more, a proper invoice is required. Retail counters typically issue system receipts to every customer anyway, which is cleaner practice, but the daily consolidated invoice is the legal minimum for petty sales.
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 Nanmangalam 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.
I have taken a house on rent and I am GST registered. Does reverse charge hit my house rent?
Only in defined situations. From 18 July 2022, renting of a residential dwelling to a registered person attracts 18 percent under reverse charge in the tenant's hands. However, where a registered proprietor rents the dwelling in a personal capacity for use as his own residence, and on his own account rather than for the business, the exemption applies and no tax arises. If a company takes a flat as a guest house or for employee accommodation, RCM applies, and note that ITC on such rent may face challenge as a personal consumption expense. Document the purpose of the tenancy in the rent agreement so the correct treatment is defensible.
If I open a bulk bag and sell rice loose by weight, is that sale taxable?
No. The 5% levy on specified food items applies only when they are supplied in pre-packaged and labelled form in packs up to 25 kilograms. When a retailer opens bulk stock and weighs out loose quantities against each customer's order, the supply is not of a pre-packaged commodity, so it remains exempt. What you cannot do is sell an intact labelled retail pack and bill it as loose. Keep purchase records showing bulk procurement and maintain the loose counter separately from the packed shelf, because officers test this distinction during inspections of grocery businesses. When in doubt on a product, call +91 - 9600 606 444.
Is GST applicable on rent for my shop or office premises?
Yes. Renting of commercial property such as shops, offices, godowns and industrial sheds is a taxable supply of services at 18 percent, charged by the landlord under forward charge once the landlord's aggregate turnover, including this rent, crosses Rs.20 lakh. The tenant, if registered and using the premises for business, can claim the GST as input tax credit, since renting is not a blocked credit. Landlords with several small commercial properties often cross the threshold without realising it, because rent from all properties on the same PAN is clubbed. A yearly turnover check protects against retrospective demands.
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 Nanmangalam markets routinely check name boards first, so a few hundred rupees of signage is the cheapest compliance in the entire GST law.
What are OIDAR services under GST and who pays the tax on them?
OIDAR means Online Information Database Access or Retrieval services, delivered over the internet, such as cloud services, e-books, streaming, online advertising and automated e-learning. When a foreign OIDAR provider supplies these to unregistered persons in India, the foreign provider itself must take a simplified registration in Form REG-10 and file monthly return GSTR-5A. From 1 October 2023, the definition was widened, so almost every unregistered Indian recipient is covered. When the Indian recipient is GST-registered, the tax instead falls on the recipient under reverse charge as an import of services.
What documents are required for GSTR-1 & GSTR-3B monthly filing in Nanmangalam?
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.
How much does GSTR-1 & GSTR-3B monthly filing cost in Nanmangalam?
Our fee for GSTR-1 & GSTR-3B monthly filing in Nanmangalam 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.
How long does GSTR-1 & GSTR-3B monthly filing take in Nanmangalam?
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.
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