Section 9 Operational Creditor Playbook: Demand Notices (Section 8), Pre-Existing Disputes (Mobilox Standard) & Corporate Debtor Defense Tactics

Section 9 Operational Creditor Playbook: Mandatory Form 3 Demand Notices, Pre-Existing Dispute Traps (Mobilox Innovations) & Reply Formats

Published by: Sumanjari & Co. Advocates

Section 1: Executive Overview & Practical Reality

For operational creditors—vendors, raw material suppliers, service contractors, logistics operators, and employees—the Insolvency and Bankruptcy Code, 2016 (IBC) was envisioned as an equalizer against chronic non-payment by dominant corporate debtors. By creating a statutory mechanism under Section 9 to initiate Corporate Insolvency Resolution Process (CIRP) upon unpaid operational debt exceeding INR 1,00,00,000/- (Rupees One Crore), the legislature intended to bring commercial discipline to corporate trade credit. In the practical corridors of the NCLT, however, Section 9 litigation is an evidentiary minefield where over 70% of creditor petitions collapse at the threshold.

The principal stumbling block for every operational creditor is the lethal doctrine of the "pre-existing dispute," rooted in Section 8(2)(a) and authoritatively established by the Supreme Court of India in the seminal ruling of Mobilox Innovations Pvt. Ltd. v. Kirusa Software Pvt. Ltd.. Unlike a financial creditor proceeding under Section 7—where the NCLT evaluates only whether debt and default exist—an operational creditor's Section 9 petition must be summarily dismissed if the corporate debtor demonstrates the slightest plausible dispute regarding the quality of goods, delay in services, breach of contractual terms, or disputed debit notes raised prior to the issuance of the statutory demand notice. Corporate debtors routinely manufacture pre-existing disputes by issuing post-facto protest emails, disputing GST reconciliations, or asserting warranty claims.

Consequently, litigating a Section 9 claim requires chess-like preparation long before reaching the filing counter. It begins with the clinical drafting and unimpeachable service of the mandatory Form 3 / Form 4 Statutory Demand Notice under Section 8, accompanied by statutory bank certificates under Section 9(3)(c) and NeSL authentication. For corporate debtors, constructing a bona fide, contemporaneous paper trail of commercial dispute is the ultimate shield to defeat insolvency extortion. Mastering this operational playbook separates legitimate debt recovery from catastrophic threshold dismissal.

Section 2: Statutory & Regulatory Framework

The statutory mechanism regulating operational debt insolvency is codified under Sections 8 and 9 of the IBC, 2016, read with the Adjudicating Authority Rules, 2016:

• Section 5(21), IBC, 2016 (Definition of "Operational Debt"): A claim in respect of the provision of goods or services including employment or a debt in respect of the payment of dues arising under any law for the time being in force and payable to the Central Government, any State Government or any local authority.
• Section 8(1), IBC, 2016: An operational creditor may, on the occurrence of a default, deliver a Demand Notice of unpaid operational debt or copy of an invoice demanding payment in Form 3 or Form 4 (under Rule 5 of the Application to Adjudicating Authority Rules, 2016) to the corporate debtor.
• Section 8(2), IBC, 2016 (Mandatory 10-Day Debtor Reply Window): The corporate debtor shall, within a period of ten days of the receipt of the demand notice, bring to the notice of the operational creditor: (a) existence of a dispute, if any, or record of the pendency of a suit or arbitration proceedings filed before the receipt of such notice; or (b) the payment of unpaid operational debt by sending an attested copy of electronic transfer or bank draft.
• Section 9(1), IBC, 2016: If after the expiry of the period of ten days from the date of delivery of the notice or invoice demanding payment, the operational creditor does not receive payment or notice of the dispute under Section 8(2), the operational creditor may file an application before the Adjudicating Authority (Form 5).
• Section 9(3)(a) to (e), IBC, 2016: Mandatory statutory documents to be filed with Form 5: (a) copy of invoice / demand notice; (b) affidavit in Form NCLT-4 affirming that no notice of an existing dispute was given by the corporate debtor; (c) certificate from the financial institution maintaining accounts of the operational creditor confirming non-payment; (d) record of default with Information Utility (NeSL); and (e) written consent of proposed IRP (optional for operational creditors under Section 9(4)).
• Section 9(5)(ii)(d), IBC, 2016: The statutory guillotine: the Adjudicating Authority shall reject the application if notice of dispute has been received by the operational creditor or there is a record of dispute in an information utility.

Section 3: Landmark Judicial Precedents

The boundaries of pre-existing disputes and Section 9 maintainability have been authoritatively defined by the Supreme Court of India:

• Mobilox Innovations Pvt. Ltd. v. Kirusa Software Pvt. Ltd., (2018) 1 SCC 353: The locus classicus on Section 9 and pre-existing disputes. The Supreme Court laid down the definitive test for NCLT scrutiny: (i) The Adjudicating Authority is not required to satisfy itself that the defense is likely to succeed; (ii) The Tribunal must only see whether there is a plausible contention requiring further investigation and that the dispute is not a patently feeble legal argument or an assertion of fact unsupported by evidence; (iii) The dispute must be truly pre-existing, meaning it must have been raised prior to the receipt of the Section 8 demand notice. If a genuine dispute exists in the correspondence or prior legal notices, the Section 9 application must be rejected in limine.
• Transmission Corporation of Andhra Pradesh Ltd. v. Equipment Conductors and Cables Ltd., (2019) 12 SCC 697: The Supreme Court affirmed that the IBC is not a debt recovery mechanism or a substitute for a civil recovery suit. Where the corporate debtor has bona fide disputed liability, the NCLT cannot act as a commercial civil court calculating quantum of disputed supplies or adjudicating contested breach of contract claims under Section 9.
• Macquarie Bank Ltd. v. Shilpi Cable Technologies Ltd., (2018) 2 SCC 356: The Supreme Court held that: (i) Section 9(3)(c)—requiring a bank certificate confirming non-payment—is directory, not mandatory, and an operational creditor cannot be barred from filing merely because their foreign or non-scheduled bank cannot issue the certificate; and (ii) An advocate or legal counsel is legally competent to issue the statutory Section 8 Demand Notice on behalf of the operational creditor.
• Kay Bouvet Engineering Ltd. v. Overseas Infrastructure Alliance (India) Pvt. Ltd., (2021) 10 SCC 483: The Supreme Court reiterated that all that the corporate debtor must show is that the defense is not a moonshine. If the corporate debtor produces letters or emails complaining about defective equipment, delayed performance, or withholding of payments under contract covenants predating the demand notice, the NCLT has zero jurisdiction to admit the Section 9 application.
• Consolidated Construction Consortium Ltd. v. Hitro Energy Solutions Pvt. Ltd., (2022) 7 SCC 164: The Supreme Court clarified the broad definition of "operational debt" under Section 5(21), holding that operational debt includes not only claims by a seller/service provider, but also claims for the refund of advance payments made by a buyer for the supply of goods or services where the supplier failed to perform.

Section 4: Stage-by-Stage Procedural Roadmap

Prosecuting or defending a Section 9 operational debt claim demands meticulous execution across five stages:

• Phase 1: Pre-Demand Documentary Audit & Dispute Screening (Days 1–10):
• Audit the contractual matrix: purchase orders (PO), work contracts, delivery challans, lorry receipts (LR), bilty copies, and email exchanges.
• Conduct a ruthless "Dispute Audit": scrutinize every email, WhatsApp message, and letter received from the debtor over the preceding three years. If the debtor ever complained about damaged goods, delayed delivery, or short supply, evaluate whether that dispute was resolved in writing.
• Reconcile GSTR-1 and GSTR-3B filings to verify that the corporate debtor availed input tax credit (ITC) on the contested invoices, which constitutes vital statutory proof of undisputed receipt of goods.
• Phase 2: Drafting & Serving Statutory Demand Notice in Form 3 / Form 4 (Days 11–15):
• Draft the Demand Notice strictly in Form 3 (for general trade debts) or Form 4 (where invoices are attached) under Rule 5.
• Specify invoice-wise particulars: invoice number, date, amount, due date, payment received, and principal default balance (must exceed INR 1 Crore).
• Serve via registered speed post with acknowledgment due (AD) at the registered office and via registered email listed on the MCA portal. Maintain postal tracking receipts and delivery confirmation logs.
• Phase 3: The 10-Day Statutory Reply Window & Assessment (Days 16–28):
• Corporate Debtor has 10 statutory days from delivery to reply under Section 8(2).
• If Debtor sends a reply raising a pre-existing dispute, analyze whether the dispute is supported by pre-demand documentary evidence or is a fabricated, post-demand afterthought.
• Procure a Bank Certificate under Section 9(3)(c) from the creditor's bank confirming non-receipt of payment, and lodge the default with NeSL.
• Phase 4: Drafting Form 5 & E-Filing before NCLT (Days 29–45):
• Draft the Application in Form 5 under Rule 6. Complete Parts I to V, attaching: (a) Form 3 notice with proof of service; (b) invoices and delivery challans; (c) Section 9(3)(b) mandatory affidavit swearing no notice of dispute was given; (d) Section 9(3)(c) bank certificate; and (e) NeSL default report.
• Pay court fees of INR 2,000/- on the Bharatkosh portal. E-file on the NCLT portal and lodge physical copies with the Registry (e.g., NCLT Allahabad Bench).
• Phase 5: Admission Arguments & Overcoming Mobilox Objections (Days 46–90):
• Argue admission before the Bench. Demolish debtor's moonshine defenses by showing that invoices were accepted without objection, ledger accounts were confirmed, and input tax credit was availed.
• If the Bench is satisfied, pass an order of admission under Section 9(5)(i), declaring Moratorium under Section 14 and appointing an IRP.

Section 5: Tactical Offenses, Defenses & Critical Pitfalls to Avoid

Offensive Arsenal for Operational Creditors:

• The GST Input Tax Credit (ITC) Trap: In Section 9 hearings, prove through GST portal records that the corporate debtor uploaded the creditor's invoices into its GSTR-2B and claimed input tax credit under the CGST Act, 2017. Argue that under tax law, claiming ITC requires certified physical receipt and acceptance of goods without dispute; the debtor cannot claim ITC before the tax authorities while alleging defective goods before the NCLT.
• The Post-Demand Afterthought Rule: If the debtor raises disputes for the first time in their Section 8(2) reply, establish that under Mobilox Innovations, a dispute raised after receiving the statutory demand notice is legally irrelevant. Only contemporaneous disputes raised prior to the Form 3 notice can bar admission.
• Balance Confirmations and MSME Forum Awards: Produce annual balance confirmation letters signed by the debtor's accountants or recovery decrees obtained from the Micro and Small Enterprise Facilitation Council (MSEFC) under the MSMED Act, 2006, proving liquidated liability.

Defensive Shields for Corporate Debtors:

• The Mobilox "Plausible Contention" Guillotine: Dig through historical email trails to find any contemporaneous email, letter, or quality inspection report complaining about delivery delays, missing components, or price mismatches. Present these documents to establish a "plausible contention" under Mobilox. The NCLT is barred from conducting a trial on quality and must reject the petition.
• The Section 9(3)(b) Perjury Counter-Attack: If the operational creditor filed an affidavit under Section 9(3)(b) swearing that "no notice of dispute was received," but the corporate debtor had in fact sent a timely Section 8(2) reply or pre-demand protest emails, file an application under Section 340 CrPC (Section 379 BNSS) and Section 65 IBC for perjury and malicious prosecution, demanding dismissal and an INR 1 Crore penalty.
• The Threshold Squeeze (Below INR 1 Crore): Audit the claim calculation. Disallow unauthorized interest charges, penal charges, or time-barred invoices under the Limitation Act. If the legitimate principal debt falls even one rupee below INR 1,00,00,000/-, demand threshold dismissal under Section 4.

Critical Pitfalls to Avoid:

• Adding Unagreed Interest to Cross the ₹1 Crore Bar: Inflating a ₹65 Lakh principal claim with ₹40 Lakhs in unilateral 24% interest to cross the ₹1 Crore threshold without an explicit, signed contractual interest clause. NCLT benches consistently disallow unilateral interest and dismiss the petition for failing the Section 4 threshold.
• Failing to Serve the Demand Notice at Registered Office: Serving the Section 8 notice only at a factory branch or site office rather than the registered office address recorded on the MCA portal. Defective service invalidates the entire proceeding.
• Filing Without True Bank Statements: Failing to attach a certified statement of account or certificate under Section 9(3)(c) from the bank confirming that the operational debt has not been deposited by the debtor.

Section 6: Ready-to-Use Court Drafting Template

Below is an unabridged, practical model Statutory Demand Notice in Form 3 under Section 8 of the Insolvency and Bankruptcy Code, 2016 issued on behalf of an operational creditor.

FORM 3

[See Rule 5 of the Insolvency and Bankruptcy (Application to Adjudicating Authority) Rules, 2016]

DEMAND NOTICE / INVOICE DEMANDING PAYMENT UNDER SECTION 8 OF THE INSOLVENCY AND BANKRUPTCY CODE, 2016

DATE: 22ND SEPTEMBER 2026

TO,

M/S AWADH INFRA-CONSTRUCTIONS PRIVATE LIMITED,

CIN: U45201UP2017PTC091823,

Registered Office at: Plot No. 12, Industrial Area, Kursi Road, Barabanki, UP - 225302.

(Through its Managing Director / Board of Directors)

FROM,

M/S BHARAT TMT & STEEL MANUFACTURING PRIVATE LIMITED,

CIN: U27100UP2015PTC078912,

Registered Office at: 44/2, Transport Nagar, Kanpur, Uttar Pradesh - 208023.

(Through its Legal Counsel: Sumanjari & Co. Advocates)

SUBJECT: DEMAND NOTICE UNDER SECTION 8 OF THE INSOLVENCY AND BANKRUPTCY CODE, 2016 IN RESPECT OF UNPAID OPERATIONAL DEBT OF INR 1,42,85,000/- (RUPEES ONE CRORE FORTY-TWO LAKHS EIGHTY-FIVE THOUSAND).

MADAM / SIR,

1. PLEASE TAKE NOTICE that M/s Bharat TMT & Steel Manufacturing Private Limited ("Operational Creditor") hereby demands payment of the unpaid operational debt due and payable by M/s Awadh Infra-Constructions Private Limited ("Corporate Debtor") under Section 8 of the Insolvency and Bankruptcy Code, 2016.

2. PARTICULARS OF OPERATIONAL DEBT:

(a) Total Principal Debt Due: INR 1,18,50,000/- (Rupees One Crore Eighteen Lakhs Fifty Thousand).

(b) Agreed Contractual Interest: INR 24,35,000/- (calculated at 18% per annum in terms of Clause 8 of Purchase Orders from the respective due dates up to 31.08.2026).

(c) Total Operational Debt Demanded: INR 1,42,85,000/- (Rupees One Crore Forty-Two Lakhs Eighty-Five Thousand), exceeding the statutory threshold of INR 1,00,00,000/-.

3. PARTICULARS OF TRANSACTIONS ON ACCOUNT OF WHICH DEBT AROSE:

Between November 2024 and June 2025, the Operational Creditor sold, supplied, and delivered 2,200 Metric Tons of Fe-550D TMT Rebars to the Corporate Debtor's highway construction site at Ayodhya-Gorakhpur Highway, pursuant to Purchase Orders No. AIC/PO/2024/88 dated 12.11.2024 and AIC/PO/2025/104 dated 15.02.2025. The supplies were accompanied by certified Delivery Challans and Lorry Receipts duly acknowledged by the site in-charge of the Corporate Debtor. The Operational Creditor raised 14 Tax Invoices totaling INR 2,48,50,000/-, against which the Corporate Debtor made part-payments of INR 1,30,00,000/-, leaving an unpaid principal balance of INR 1,18,50,000/-.

4. EVIDENCE OF DEBT AND ADMISSION OF LIABILITY:

(a) The Corporate Debtor accepted all 14 tax invoices without demur or protest, availed 100% Input Tax Credit (ITC) in its GSTR-3B filings, and issued written Balance Confirmation dated 31st March 2025 admitting the liability.

(b) Date of Default: 15th July 2025 (upon expiry of 30 days credit period from the last invoice dated 14.06.2025).

5. STATUTORY MANDATE UNDER SECTION 8(2) OF THE CODE:

YOU ARE HEREBY CALLED UPON to pay the entire unpaid operational debt of INR 1,42,85,000/- into the Operational Creditor's Bank Account (State Bank of India, Main Branch, Kanpur, Current A/c No. 38491024819, IFSC: SBIN0000108) within TEN (10) DAYS of the receipt of this notice, failing which the Operational Creditor shall initiate Corporate Insolvency Resolution Process (CIRP) against you under Section 9 of the Insolvency and Bankruptcy Code, 2016 before the Hon'ble National Company Law Tribunal, Allahabad Bench at Prayagraj.

6. YOU ARE FURTHER REQUIRED in terms of Section 8(2) of the Code, within ten days of receipt of this notice, to bring to the notice of the Operational Creditor:

(a) The payment of the unpaid operational debt by sending an attested copy of the electronic fund transfer or banking transaction receipt; OR

(b) The existence of a bona fide pre-existing dispute, if any, or record of the pendency of a suit or arbitration proceeding filed before receipt of this demand notice.

ANNEXURES:

Annexure 1: Tabular Statement of 14 Tax Invoices and Calculation of Overdue Debt.

Annexure 2: Copies of Tax Invoices with Delivery Challans and Acknowledged Lorry Receipts.

Annexure 3: Audited Balance Confirmation dated 31.03.2025 signed by Corporate Debtor.

Annexure 4: GSTR-2B verification sheet proving availing of Input Tax Credit by Corporate Debtor.

ISSUED ON BEHALF OF THE OPERATIONAL CREDITOR BY:

SUMANJARI & CO. ADVOCATES

Counsel for M/s Bharat TMT & Steel Manufacturing Private Limited

Chambers: Chamber No. D-311, Block D, Allahabad High Court, Lucknow Bench, Lucknow.

Place: Lucknow / Kanpur

Dated: 22nd September 2026

Section 7: Practical FAQs

Q1: What is the exact evidentiary threshold required for a corporate debtor to prove a "pre-existing dispute" under the Mobilox Innovations standard?

Answer: Under the Supreme Court's landmark decision in Mobilox Innovations Pvt. Ltd. v. Kirusa Software Pvt. Ltd. (2018), the corporate debtor is not required to prove that its defense will ultimately succeed at trial. The debtor only needs to establish that there exists a "plausible contention requiring further investigation" and that the defense is not a patently feeble legal argument or an assertion unsupported by evidence. Crucially, the dispute must be truly pre-existing—meaning it must have been documented in correspondence, emails, rejection slips, or legal notices prior to the receipt of the Section 8 demand notice. If a genuine contemporaneous dispute exists, the NCLT must reject the Section 9 petition.

Q2: Can an operational creditor add interest to an unpaid invoice amount to cross the mandatory INR 1 Crore threshold under Section 4?

Answer: An operational creditor can include interest to cross the INR 1 Crore threshold only if there is an express, unambiguous contractual clause providing for interest on delayed payments (such as a clause in a signed purchase order, contract, or accepted invoice terms). In the absence of an agreed contractual interest term, NCLT benches and the NCLAT hold that unilateral claims for interest cannot be added to principal debt to satisfy the Section 4 threshold. If the principal debt alone is below INR 1 Crore and interest is uncontracted, the petition will be dismissed for lack of pecuniary jurisdiction.

Q3: Can a legal notice issued by an advocate satisfy the requirement of a Demand Notice under Section 8 of the IBC?

Answer: Yes. In Macquarie Bank Ltd. v. Shilpi Cable Technologies Ltd. (2018) 2 SCC 356, the Supreme Court definitively resolved this controversy, holding that a demand notice delivered by an advocate on behalf of an operational creditor is fully valid and complies with Section 8 of the Code, provided the notice adheres strictly to the statutory format prescribed in Form 3 or Form 4 and is accompanied by an authorization or vakalatnama.

Q4: If the corporate debtor availed Input Tax Credit (ITC) on the invoices, can it still claim that the goods were defective in a Section 9 hearing?

Answer: Availing Input Tax Credit (ITC) creates an exceptionally strong estoppel argument in favor of the operational creditor. Under Section 16 of the Central Goods and Services Tax (CGST) Act, 2017, a registered person is entitled to claim ITC only if they have actually received the goods or services. In several recent rulings, the NCLAT and High Courts have held that where a corporate debtor uploaded the creditor's invoices and claimed tax credits on the GST portal without returning or debiting the tax, its subsequent plea before the NCLT alleging that the goods were never received or were substandard is contradictory, mala fide, and liable to be rejected as a fabricated afterthought.

Sumanjari & Co. Advocates

Rooted in Law. Rising with You. | Your Right, Our Resolve.

Chamber Office: Chamber No. D-311, Block D, Allahabad High Court, Lucknow Bench, Gomti Nagar, Lucknow, UP

Courts & Tribunals: Allahabad High Court (Lucknow Bench & Prayagraj) | UP RERA & UP REAT | Serving Noida, Ghaziabad & Lucknow

Key Contacts: Adv. Jitendra Tiwari (+91 82990 86204) | Adv. Aishwarya Pandey (+91 83024 71764)

Email: info.sumanjarirightsandremedies@gmail.com | Website: sumanjariadvocates.com

Bar Council of India Statutory Disclaimer: This publication is compiled and published strictly for educational, scholarly, and strategic informational guidance of the bar, bench, corporate clients, and litigants navigating corporate insolvency resolution and IBC litigation. In compliance with the Bar Council of India Rules, this document does not constitute advertisement, personal communication, solicitation, invitation, or legal advice. Receipt or reading of this guide does not establish an attorney-client relationship. Litigants are expressly advised to seek personalized legal counsel based on the specific facts, jurisdictional nuances, and evidentiary matrix of their respective matters before initiating or defending litigation.