Quick answer: Bid security protects the buyer against withdrawal, bid modification and failure to sign or furnish performance security. The tender controls the amount and form; current central manuals generally contemplate about 2%–5%, accepted instruments including insurance surety bonds, and validity beyond the bid period.
Earnest Money Deposit, or EMD, is commonly used as another name for bid security. It is not a participation fee: it is a financial assurance tied to bidder conduct during validity and award. A technically perfect offer can still be rejected when the instrument has the wrong beneficiary, amount, wording or expiry date.
The latest tender and applicable manual should always be checked. Procurement category, buyer delegation and exemption policy can change the default treatment.
Amount, form and validity
Central procurement guidance generally provides for bid security in a range commonly around 2%–5% of estimated value, with the amount stated in the tender. Accepted forms can include insurance surety bonds, demand draft, banker’s cheque, bank guarantee including e-bank guarantee, and approved online payment methods.
Current manuals commonly require validity for 45 days beyond final bid validity. Calculate the date from the actual bid-validity clause and any extension, not from the opening date by habit. Bank guarantees must follow the prescribed wording, issuing or confirming-bank conditions and invocation address.
MSE, startup and other exemptions
MSEs and DPIIT-recognised startups may receive exemption under applicable central policy and tender conditions, but the claim is not automatic. The bidder may need valid Udyam or startup recognition, relevant manufacturer or service-provider status, category alignment and a prescribed declaration. Traders may be excluded from a benefit designed for producers.
Registered suppliers or specified procurement types may also receive relief with competent-authority approval. Never upload only a certificate and assume the evaluator will infer the claim. Select the correct portal option and attach the exact evidence requested.
Bid-securing declaration and forfeiture risk
A procuring entity may use a bid-securing declaration in place of a monetary instrument where permitted. The bidder accepts stated consequences—often suspension or debarment from the procuring entity—if it withdraws or modifies the bid during validity or fails after award to sign or furnish performance security.
Monetary bid security may be forfeited for similar events. Control price, validity and signatory approval before submission. A commercial team should not casually withdraw a bid after discovering an omitted cost; the omission can become both a financial loss and an integrity issue.
Refund and treasury controls
Record every EMD by tender ID, amount, instrument, expiry, funding source and expected release. Current central guidance seeks prompt return to unsuccessful bidders and generally sets an outer timeline linked to award; the successful bidder’s security is normally released after performance security is received.
Follow up with the designated authority using bid outcome and bank proof. Cancel contingent liabilities when a bank guarantee is returned or formally discharged. For online refunds, reconcile the portal, bank and ledger. Untracked EMD can become a material working-capital leak across a high-volume bid programme.
Practical checklist
- Use the amount and form stated in the live tender.
- Verify beneficiary, wording, bank and invocation details.
- Extend validity beyond final bid validity as required.
- Prove every exemption with current category-relevant evidence.
- Understand withdrawal and forfeiture consequences.
- Track EMD as a treasury item from issue to release.
- Cancel bank contingent liability after formal discharge.
Frequently asked questions
Are all MSEs exempt from EMD?
No. The tender, applicable policy, enterprise role, category and documentary conditions determine the benefit.
Can an insurance surety bond be used for bid security?
Central rules recognise insurance surety bonds as an accepted form, but the specific tender must permit the instrument and its wording must comply.
How long should bid security remain valid?
Current central manuals commonly specify 45 days beyond final bid validity. Use the tender’s exact requirement and extend the instrument when bid validity is extended.
Final takeaway
Treat bid security as a legal and treasury control, not an upload formality. Exact wording, valid exemption proof and release tracking protect both bid responsiveness and working capital.
Related reading
- Performance Security, Retention Money and e-Bank Guarantees Explained
- L1, L2, H1 and QCBS: How Government Bids Are Evaluated
- Technical Bid vs Financial Bid: How to Build Each One Correctly
Official references
- General Financial Rules, 2017 — updated to 31 January 2026
- Manual for Procurement of Goods, Second Edition 2024
- Department of Expenditure — Procurement Manuals
- MSME Sambandh: About the Public Procurement Policy
Editorial note: This article is educational, not legal or bid-specific advice. Tender conditions, portal workflows, thresholds and government instructions can change. Always read the latest tender document, corrigenda, applicable office memoranda and portal guidance before acting.