Can a bid proposal be signed electronically?

Yes. Electronic signatures are legally valid under the federal ESIGN Act (15 U.S.C. §7001) and UETA in most states, provided the signature satisfies intent, consent, attribution, and record-retention requirements.

When is a notarized signature required?

Most bid proposals do not require notarization unless the solicitation explicitly requires a notarized affidavit, bond, or acknowledgement. Verify the solicitation instructions and any state-specific procurement rules.

What if the buyer requires original signatures?

If the solicitation calls for original ink signatures, obtain wet signatures and courier delivery. If a remote or electronic option exists, confirm acceptance in writing before relying on an e-signed copy.

How should supporting bonds be delivered?

Deliver bid bonds and performance bonds as specified—either as digitally executed surety attachments or original paper instruments—per the solicitation’s bond instructions.

How do I prove who signed a proposal?

Use an eSignature provider that records an audit trail with signer identity, timestamp, and IP address. For higher assurance, require MFA or identity proofing during signing.

Which signNow plans support bulk sending and advanced workflows?

Business Premium adds bulk send and kiosk modes; Enterprise adds formula and conditional fields; Site License offers usage-based pricing for high-volume needs.

Bid Proposal

This template is fully customizable. Edit the text, fill out the fields, and send it for signature. Give it a try!

What a Bid Proposal Is and when it’s used

A Bid Proposal is a formal written offer submitted by a vendor or contractor in response to a request for proposals, invitation to bid, or procurement solicitation. It sets out the price, scope of work, schedule, qualifications, and any terms or exceptions the bidder requires. Public and private buyers use bid proposals to compare offers, evaluate compliance with procurement requirements, and select a vendor. The document may be accompanied by bonds, certifications, or supporting attachments required by the solicitation.

Why a clear Bid Proposal matters to buyers and bidders

A well-structured Bid Proposal clarifies deliverables, reduces evaluation time, and lowers dispute risk by documenting scope, pricing, and deadlines. For bidders, it preserves rights (through bid bonds and exceptions) and establishes the basis for contract performance and payment.

Who prepares and reviews Bid Proposals

Typical preparers include procurement teams, estimating departments, contract managers, and subcontractor coordinators.

General contractors and construction firms preparing scope, schedule, and pricing for public or private projects.
Vendors and professional services firms submitting technical proposals and fixed-price bids to corporate procurement.
Procurement officers and evaluation committees reviewing compliance, scoring proposals, and comparing pricing.

Final sign-off usually comes from an authorized contract signatory or an officer with delegated procurement authority.

Core sections to include in a professional Bid Proposal

A complete Bid Proposal groups critical information so evaluators can compare offers quickly; include a cover letter, scope, pricing, schedule, qualifications, and required attachments.

Cover Letter

Concise summary referencing solicitation number, bid validity period, bidder contact, and any key exceptions or clarifications the bidder wants considered.

Scope of Work

Precise description of tasks, deliverables, and acceptance criteria. This reduces ambiguity and forms the baseline for any subsequent contract.

Price Proposal

Itemized pricing, unit rates, totals, and any assumptions. Note tax treatment, contingencies, and the currency of pricing.

Schedule

Start and completion dates, major milestones, and any task-level lead times that affect delivery or performance obligations.

Qualifications

Relevant experience, key personnel resumes, certifications, and references demonstrating capability to meet solicitation requirements.

Attachments

Bid bond, performance bond, certifications, insurance evidence, technical drawings, and any forms required by the buyer.

Required data elements commonly requested

Bidder Legal Name: Full registered name

Contact Information: Address, email, phone

Bid Amount: Total and breakdown

Scope Summary: Short scope phrase

Bid Validity: Number of days

Attachments Included: Bond / certificates

Step-by-step: completing a Bid Proposal

Follow a consistent sequence to reduce omissions: review the solicitation, assemble attachments, complete forms, confirm pricing, and sign by the authorized party before submission.

01

Read solicitation: Identify mandatory forms, due date, and evaluation criteria.
02

Assemble documents: Collect bonds, insurance, resumes, and certifications required.
03

Complete pricing: Ensure assumptions, taxes, and unit math are accurate.
04

Authorize signature: Obtain signature from a person with contracting authority.

How to configure an online Bid Proposal workflow

Set up an online workflow that enforces required fields, collects signatures, and attaches supporting documents before submission.

Field \| Configuration	Action required \| Validation
Required Fields	Mark solicitation number, bid amount, and signature mandatory
Signer Authentication	Use email + SMS code or stronger methods
Template Reuse	Save as a template for repeat solicitations
Submission Method	Email attachment, secure upload, or portal entry

Where to send or submit a completed Bid Proposal

The solicitation specifies the submission channel; common options include procurement portals, secure email, or physical delivery to the buyer’s designated address.

Procurement Portal: Upload files and confirm receipt in the portal.
Secure Email: Send encrypted attachments to the buyer’s procurement inbox.
Physical Delivery: Hand-deliver or courier to the address listed before deadline.
In-Person Drop-Off: Obtain a timestamped receipt or log acknowledgement.

Digital delivery and platform needs for eSubmission

Check the solicitation for accepted file types, maximum attachment sizes, and any authentication expectations before preparing an electronic submission.

Integrations: Salesforce, NetSuite, Google Workspace
File Formats: PDF, DOCX, XLSX
Authentication: Email + SMS code or stronger

Use a platform that supports audit trails, preserves originals in PDF/A where required, and can deliver signed copies and certificates of completion to all parties.

Common bid deadlines and time-sensitive dates

Solicitations set multiple time points. Confirm each date and local time zone, and plan internal review and signature lead time accordingly.

Questions Deadline:

Last date to submit clarification questions to the buyer.

Addenda Issuance:

Date the buyer may publish clarifications or changes.

Submission Deadline:

Final date and time after which bids are disallowed.

Award Notification:

Estimated date for selection or shortlist announcements.

Contract Start:

Planned date work or services must begin.

Key milestones between solicitation and contract start

Track these sequential milestones to coordinate approvals, bonding, and pre-award obligations.

01

Solicitation Release

Buyer publishes RFP and establishes submission rules.

02

Bid Preparation

Bidder assembles proposal, pricing, and attachments.

03

Submission and Acknowledgement

Bidder delivers materials and obtains confirmation.

04

Award and Contracting

Buyer awards, negotiates final terms, and issues contract.

Common mistakes that lead to disqualification

Missing or incomplete mandatory forms — leaving required fields or checkboxes blank often results in automatic rejection by procurement systems.
Incorrect solicitation number or shipping address — small routing errors can cause the buyer to treat the submission as nonresponsive.
Mathematical errors in pricing — arithmetical inconsistencies create grounds for disqualification or price adjustment by the buyer.
Unauthorized signature or missing authorization — documents signed by persons without delegated authority can be invalidated during award processing.

Consequences of errors or noncompliance

Bid Rejection: Immediate

Bond Forfeiture: Possible

Contract Claims: Delay or dispute

Payment Withholding: Potential

Legal Liability: Civil exposure

Tax Reporting: Reporting obligations

Real-world examples of online bid and contract execution

These short case narratives show how electronic workflows and audit-ready signing can simplify bid submission and contracting.

Martin Properties

A regional property manager moved bidding and leasing paperwork online to avoid in-person signings and speed turnaround.

Reduced delay when collecting signatures from remote respondents.
"I can process and execute all of these documents online with 100% compliance and built-in security. Whether on mobile or working offline, I can get forms back to their necessary parties efficiently."

BIS (Tech Client)

An enterprise procurement team standardized templates and audit trails for vendor bids and purchase contracts.

Increased consistency across multiple business units.
"We felt most comfortable with airSlate SignNow given their SOC 2 certification and strict focus on ESIGN and UETA act compliance."

Document outputs and supporting formats to provide

Deliver final proposals in widely accepted formats and include machine-readable copies for procurement systems when requested.

Signed PDF

Provide a flattened, signed PDF (PDF/A preferred where requested) that preserves signature appearance and an embedded audit trail for verification.

Editable Copy

Include a DOCX or native file if the solicitation allows redlining or needs post-award edits during negotiation.

Supporting Spreadsheets

Attach XLSX price worksheets showing source calculations and assumptions to speed buyer review and reduce follow-up requests.

Certificates and Bonds

Attach scanned or digitally signed insurance certificates, bid bonds, and performance bond guarantees as separate, indexed files.

Practical tips to prepare a compliant Bid Proposal

Follow these practical checks to reduce errors and improve the buyer’s ability to evaluate your submission.

Start early and follow the checklist

Create an internal checklist matched to the solicitation, assign responsibilities for each item, and begin work early to allow time for peer review and corrections.

Validate signer authority in advance

Confirm the person signing has documented authority to bind the organization; obtain written delegation where necessary to avoid award delays.

Preserve an audit trail

Use an eSignature solution that records timestamps, IP addresses, and signer authentication to provide reproducible proof of execution.

Label attachments clearly

Name files and index attachments to match solicitation item numbers so evaluators can find required documents quickly and avoid scoring penalties.

Comparing common eSignature options for bid execution

Basic price points and capabilities for common vendors. Confirm vendor plans and features before procurement; signNow is listed first per comparative convention.

	signNow	DocuSign	Adobe Sign	PandaDoc	HelloSign
Starting Price	$8/user/mo	$15/user/mo	$14/user/mo	$19/user/mo	$15/user/mo
Free Trial	7-day free trial, no credit card required	Varies by vendor	Varies by vendor	Varies by vendor	Varies by vendor
Bulk Send	Available on Business Premium and up	Varies by plan	Varies by plan	Varies by plan	Varies by plan
Audit Trail	Yes	Yes	Yes	Yes	Yes
Envelope Cap	No envelope cap	Limits (100 envelopes/user/year)	Varies by plan	Varies by plan	Varies by plan

Frequently asked questions about Bid Proposals and eSigning

Answers to common procedural and legal questions about preparing, signing, and submitting bid proposals electronically.

Need help? Contact support

Can a bid proposal be signed electronically?
Yes. Electronic signatures are legally valid under the federal ESIGN Act (15 U.S.C. §7001) and UETA in most states, provided the signature satisfies intent, consent, attribution, and record-retention requirements.
When is a notarized signature required?
Most bid proposals do not require notarization unless the solicitation explicitly requires a notarized affidavit, bond, or acknowledgement. Verify the solicitation instructions and any state-specific procurement rules.
What if the buyer requires original signatures?
If the solicitation calls for original ink signatures, obtain wet signatures and courier delivery. If a remote or electronic option exists, confirm acceptance in writing before relying on an e-signed copy.
How should supporting bonds be delivered?
Deliver bid bonds and performance bonds as specified—either as digitally executed surety attachments or original paper instruments—per the solicitation’s bond instructions.
How do I prove who signed a proposal?
Use an eSignature provider that records an audit trail with signer identity, timestamp, and IP address. For higher assurance, require MFA or identity proofing during signing.
Which signNow plans support bulk sending and advanced workflows?
Business Premium adds bulk send and kiosk modes; Enterprise adds formula and conditional fields; Site License offers usage-based pricing for high-volume needs.

Explore Templates

Alabama Estate Administration Forms Package Wyoming Contract for Deed Small Business Startup Package for LLC Florida Employment Hiring Process Package District of Columbia Real Estate Contract Forms Utah Home Sale Package

be ready to get more

Join over 28 million airSlate SignNow users

Sign Now