Reliable GSTR-1 & GSTR-3B Monthly Filing for St. Thomas Mount businesses at a clear, fixed fee starting Rs.749. We handle the documentation, portal work and follow-up, you approve the draft before anything is filed, and the acknowledgement reaches you on WhatsApp the moment the filing goes through.
We serve businesses on and around Fisher Man Street — document pickup, in-person consultation at our Porur office, or fully online over WhatsApp.
Share your number — a senior GST consultant calls you back within 30 minutes.
St. Thomas Mount combines the cantonment economy around Butt Road with airport-linked logistics, guest houses and retail on GST Road. Contractors and suppliers billing the Cantonment Board and defence establishments face 2 per cent GST TDS, which deductors report in GSTR-7 by the 10th, so vendors must accept and reconcile those credits monthly to avoid cash-flow leakage. That commercial character shapes the GST questions we see from St. Thomas Mount every week — registrations, monthly returns, credit mismatches and departmental queries. We deliver GSTR-1 & GSTR-3B Monthly Filing for businesses in St. Thomas Mount, and clients also reach us from Alandur and Guindy nearby. Documents move over WhatsApp, drafts are approved before filing, and a senior consultant reviews every submission, so distance from our office never dilutes the quality of the work.
Not a bulk-filing portal. A senior consultant knows your file, your jurisdiction and your deadlines.
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.
Your cash ledger, credit ledger and liability register are reviewed regularly, not just at filing time. Excess balances are flagged for use or refund, and where a genuine slip surfaces, a voluntary payment through DRC-03 settles it before it can mature into a notice.
Traders, manufacturers, contractors, e-commerce sellers, professionals and service exporters — we have handled GST for all of them. Whatever mix of goods and services your St. Thomas Mount business supplies, the rate, classification and place-of-supply questions have almost certainly crossed our desk before.
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.
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.
Quarterly filing still demands monthly attention — IFF uploads so your buyers see their credit on time, and tax payment through PMT-06 by the 25th for the first two months of each quarter. We run that monthly rhythm so QRMP saves you effort without creating gaps.
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.
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.
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.
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.
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.
Send these on WhatsApp (+91 - 9600 606 444) and we take it forward the same day.
Timeline: Filed before the 11th and 20th of every month · No hidden charges · GST invoice provided
Rs.7,999/year
Practical outcomes our clients measure us by.
Continuous filing protects you from the suspension and cancellation proceedings that hit chronic non-filers, so your registration, e-way bill access and ability to issue tax invoices are never suddenly cut off.
When a query or verification comes, you respond through a professional who deals with the department regularly, in the department's own language and format, instead of facing an officer's letter alone.
E-commerce platforms continuously validate seller GSTINs and filing status. A consistently compliant registration keeps your listings active and settlements flowing, with no sudden suspension of your online sales channel.
Because monthly data is reconciled as it happens, GSTR-9 preparation before the 31 December due date becomes a review exercise rather than a painful reconstruction of twelve untidy months.
With returns filed ahead of the statutory due dates every period, the Rs.50-per-day GSTR-3B late fee simply stops appearing in your life, and the money stays in your business where it belongs.
We spot suppliers who stop uploading invoices or filing returns and alert you before their default becomes your blocked credit, letting you recover amounts or switch vendors while the exposure is still small.
| Aspect | With ChennaiGST | DIY / Unattended |
|---|---|---|
| Due-date tracking | A 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. |
| Supplier defaults | Suppliers 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. |
| Risk of notices | GSTR-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. |
| Input tax credit | Purchase 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. |
| Late fees and interest | Filings 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. |
| Portal credentials and data | Logins 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. |
Fisher Man Street is a residential street in St. Thomas Mount, about 250 m north of the centre of St. Thomas Mount. The same consultant covers the streets immediately around it — Mount - Poonamallee - Avadi Road (about 50 m); Market Street (about 50 m); Silver Street (about 100 m); Paul Wells Road (about 200 m) — so a site visit on Fisher Man Street can usually be combined with other work in St. Thomas Mount on the same trip. For GST purposes an address on Fisher Man Street falls under the Chennai South CGST Commissionerate, and the St. Thomas Mount pincode is 600016.
Road classification and position from OpenStreetMap; distances are straight-line and approximate. Jurisdiction must be confirmed on your own registration certificate.
Positions we rely on when preparing filings and drafting replies — with the exact citation, so you can verify each one.
17th GST Council Meeting, New Delhi — 18 June 2017 (PIB Release ID 1493128) · 2017-06-18
Responding to trade concerns about return readiness, the Council decided that for the first two months of GST, tax would be payable on a simple summary return, Form GSTR-3B, filed by the 20th of the following month. Invoice-wise details in GSTR-1 for July 2017 were to be filed between 1 and 5 September and for August between 16 and 20 September, with GSTR-2 auto-populated thereafter. This is the origin of the summary return that has governed monthly GST compliance ever since.
How we apply it: GSTR-3B was designed as a two-month stopgap and is still the return every Chennai business files monthly, which is why its legal status has been litigated repeatedly.
GSTN Advisory — negative values in Table 3.1 of GSTR-3B, January 2025 · 2025-01
GSTN enabled reporting of negative values in Table 3.1 of GSTR-3B from the January 2025 period onwards. Where credit notes issued in a month exceed outward supplies, the net negative figure now auto-populates instead of being forced to zero. The resulting negative liability is carried in the taxpayer's records and automatically adjusted against the liability of subsequent tax periods, removing a long-standing distortion for businesses with heavy sales returns.
Why this matters: Businesses with seasonal returns or large credit notes no longer need workarounds; let the negative figure flow and track its set-off next month.
Circular No. 186/18/2022-GST · 2022-12-27
The Board clarified two unrelated points. A no claim bonus allowed by an insurer is a permissible discount under Section 15(3)(a) and may be deducted from the value of the insurance service, provided it is shown in the invoice. Separately, where an entity is exempt from the requirement to issue e-invoices, that exemption attaches to the entity as a whole and covers all its supplies, including supplies unrelated to the activity that gave rise to the exemption.
Practical effect: An exempt category business such as a bank, insurer or goods transport agency in Chennai need not issue e-invoices for any of its supplies, not merely its core activity.
References are provided for general information. Verify the current position on gst.gov.in or cbic.gov.in before acting.
Straight answers from practising GST consultants — based on the CGST Act, current CBIC notifications and day-to-day portal experience.
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