What if the supplier lacks a TIN?

If a supplier cannot provide a valid TIN, the payer may be required to apply backup withholding at a 24% rate and should consult tax counsel. Request documentation explaining the absence and consider alternative verification steps before payments are issued.

Can the inquiry be signed electronically?

Yes; electronic signatures satisfy ESIGN and UETA requirements when intent, consent, attribution, and retention are documented. For consumer-facing financial or healthcare transactions, follow ESIGN consumer disclosure requirements and applicable industry rules.

How do I correct submitted errors?

If a supplier returns incorrect data, send an amendment or a corrected form, document the change in the audit trail, and keep the original plus a dated correction record to support audits and tax reporting.

What attachments are mandatory?

Common mandatory attachments include a completed W-9, proof of insurance, and any required licenses. Specify required files in the form and mark them as required fields to avoid incomplete submissions that delay onboarding.

Who must sign the inquiry?

An authorized representative of the supplier must sign; verify signing authority through corporate records when necessary. For entities, require a person with authority to bind the company and retain evidence of that authority where disputes may arise.

How long are onboarding records kept?

Retention depends on regulatory and tax obligations: retain tax-related documents for at least three years (IRC §6501(a)) and healthcare-related records for six years (45 CFR §164.530(j)); consider longer retention for contracts and real estate matters.

Electronic Signature
Templates
Miscellaneous
Supplier Request Inquiry

Supplier Request Inquiry

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

Supplier Request Inquiry and Agreement

This Supplier Request Inquiry and Agreement (the Agreement) is entered into as of by and between:

Requesting Party (Company) Requesting Party Address Supplier Name Supplier Address

RECITALS (WHEREAS)

WHEREAS, Requesting Party requires goods and/or services described in this Inquiry and has invited Supplier to propose provision of those goods and/or services under the terms set forth herein; and

WHEREAS, Supplier represents that it has the necessary experience, capacity, licenses, authorizations and insurance to supply the requested goods and/or services and is willing to comply with the Requesting Party's terms and applicable law; and

NOW, THEREFORE, in consideration of the mutual covenants contained herein and other good and valuable consideration, the parties agree as follows:

SUPPLIER CONTACT INFORMATION

Primary Contact Name Primary Contact Phone Primary Contact Email

SCOPE OF WORK

Supplier shall supply the goods and/or perform the services as described below. The description, deliverables, and acceptance criteria will form part of this Agreement.

SUPPLIER QUALIFICATIONS AND DOCUMENTS

Supplier must indicate which of the following documents are provided with this inquiry and certify their accuracy.

Certificate of Insurance Tax Form or W-9 Equivalent Provided References or Work History Required Licenses / Certifications Additional Documents / Notes

PAYMENT TERMS

The Requesting Party shall pay Supplier in accordance with the following terms.

Estimated / Contract Amount Payment Schedule / Milestones Payment Due (Net Days) Late Payment Fee

All invoices must reference the Requesting Party purchase order or inquiry number and include sufficient detail to permit validation. Payment shall be made in lawful currency of the jurisdiction specified below.

TERM AND TERMINATION

This Agreement commences on the Start Date and continues until the End Date unless earlier terminated as provided below.

Start Date End Date or Expected Completion Notice Period for Termination (Days)

Either party may terminate this Agreement for material breach if the breaching party fails to cure within the specified notice period. Termination for convenience requires the stated notice and payment for work performed through the effective termination date.

CONFIDENTIALITY

Each party will hold in strict confidence all non-public information disclosed by the other party, will not use such information except to perform under this Agreement, and will not disclose such information to third parties except as required by law. Confidential information does not include information that is publicly known through no fault of the receiving party or that was already rightfully in the receiving party's possession.

Confidentiality Duration (Years)

COMPLIANCE, INSURANCE AND INDEMNIFICATION

Supplier shall comply with all applicable laws, rules and regulations in performing services. Supplier shall maintain insurance coverage as required by Requesting Party and provide certificates upon request. Supplier shall indemnify, defend and hold harmless Requesting Party from and against claims arising from Supplier's performance, negligence, or breach of this Agreement.

Insurance and Compliance Details

GOVERNING LAW; ENTIRE AGREEMENT

This Agreement shall be governed by and construed in accordance with the laws of the state specified below, without giving effect to conflict of laws principles. This Agreement, together with any attachments or accepted purchase orders, constitutes the entire agreement between the parties with respect to the subject matter hereof and supersedes all prior discussions and agreements.

Governing Law (State)

REPRESENTATIONS AND CERTIFICATIONS

Supplier represents and warrants that the information provided in this Inquiry is true, complete and correct, that Supplier has the authority to enter into this Agreement, and that no pending litigation or regulatory action exists that would materially impair Supplier's ability to perform.

I certify that the information supplied is accurate and that I am authorized to bind the Supplier.

ATTACHMENTS

List any attachments submitted with this Inquiry (e.g., quotations, schedules, certificates). Attachments that modify these terms must be expressly referenced and initialed by both parties.

Requesting Party:

By:

Date:

Supplier:

By:

Date:

What a Supplier Request Inquiry Is and when it’s used

A Supplier Request Inquiry is a procurement form used to collect a prospective vendor’s legal identity, tax and banking details, insurance and compliance documentation, and contact information needed to onboard the supplier for payments, purchases, or contracting. Organizations use this standardized questionnaire during vendor sourcing, due diligence, and initial contracting to verify tax status, confirm required certifications, and establish routing for purchase orders and invoices. The form supports auditability when combined with document controls and an electronic signature platform and can be used for one-time vendors or as part of a reusable onboarding workflow.

Why a clear Supplier Request Inquiry matters

A well-structured inquiry reduces onboarding time, lowers payment errors, supports tax and regulatory compliance, and centralizes vendor data for auditing and accounts payable. It creates a consistent record for supplier acceptance and future procurement decisions.

Teams and roles that typically complete or review the inquiry

Collaboration across these roles helps prevent payment delays, tax withholding errors, and noncompliant supplier relationships.

Procurement teams responsible for supplier selection, contract terms, and sourcing decisions.
Accounts payable and finance teams that verify banking information, tax IDs, and payment routing details.
Compliance or contract management staff who confirm insurance, certifications, and contractual obligations before approval.

Step-by-step: completing a Supplier Request Inquiry

Follow these sequential steps to collect, verify, and approve supplier information efficiently.

01

Prepare: Assemble template, required attachments, and authentication rules.
02

Send: Deliver the inquiry to supplier via secure link or email invite.
03

Verify: Check tax ID, insurance, and bank details against official records.
04

Approve: Record approval, store documents, and enable supplier in systems.

Essential parts of a professional Supplier Request Inquiry

A complete inquiry balances operational needs, tax compliance, and evidence for audits; these six elements are standard.

Vendor Identification

Legal name, DBA, entity type, and registration details that establish the supplier’s legal identity and business structure for contracting.

Tax and Reporting Data

TIN/EIN, tax classification, and W-9 or foreign equivalent to support correct 1099 reporting and to prevent backup withholding.

Payment Instructions

Bank account or preferred payment method details, remittance address, and payment terms needed to enable accurate disbursements.

Insurance and Certifications

Certificates of insurance, professional licenses, or compliance attestations required by the purchasing organization for risk management.

Contract and Pricing Terms

Standard contractual clauses, pricing schedules, and any negotiated exceptions or lead times that affect purchase orders.

References and Performance Data

Optional trade references, previous client contacts, or performance metrics used for vendor evaluation and risk assessment.

Security, compliance, and technical safeguards to require

Encryption: AES-256 at rest; TLS 1.2/1.3 in transit

Audit Trail: Timestamped actions, IP, and signer metadata

Access Control: Role-based permissions and multi-factor authentication

HIPAA Support: BAA available when handling PHI

Certifications: SOC 2 Type II and ISO 27001 available

Retention: Tamper-evident storage and exportable logs

Key risks and penalties from incorrect supplier data

Backup Withholding: 24% withholding for missing/incorrect TIN

Tax Penalties: IRC §6721 penalties for incorrect filings

Payment Delays: Late vendor setup stalls payments

Contract Invalidity: Authority or signature defects risk enforceability

Fraud Exposure: Fake vendors enable payment diversion

Regulatory Fines: Noncompliance with industry rules

Common mistakes to avoid when preparing the inquiry

Submitting incomplete tax or banking details that trigger backup withholding or force manual validation and payment holds, increasing processing time and AP workload.
Accepting scanned signatures without identity verification when stronger authentication was required, creating audit gaps or later disputes over signer identity.
Failing to require current insurance certificates and expiration dates, exposing the organization to uninsured liability during contract performance.
Using inconsistent document versions across stakeholders, which can lead to conflicting terms and lengthen negotiation and approval cycles.

How electronic submission and review typically flow

A concise overview of the digital workflow from sender to signed record.

Upload: Sender uploads the inquiry and required attachments.
Field Placement: Signer fields and conditional items are configured.
Delivery: Supplier receives secure link or email invitation.
Completion: Supplier signs and returns with audit log stored.

Recommended digital workflow settings for Supplier Request Inquiry

Configure the workflow to balance ease for suppliers with verification and audit needs.

Field	Configuration
Authentication Method	Email + optional SMS code for stronger verification
Signature Order	Single signer first, then internal approver
Required Attachments	W-9, COI, business license as configurable uploads
Retention and Storage	Encrypted cloud storage with exportable audit trail

Technical capabilities to look for when collecting supplier data

Ensure the platform can attach required documents, apply conditional fields for different vendor types, and produce compliance-ready logs for audits and tax reporting.

Integrations: CRM, ERP, and AP system connectors
File formats: PDF, DOCX, and structured exports
Mobile support: Desktop and mobile signing supported

Time-sensitive deadlines and typical processing expectations

Be aware of reporting and internal SLA dates to avoid penalties or payment disruption.

W-9 Provision:

Provide a W-9 upon payer request; no single due date applies

1099-NEC Reporting:

1099-NEC to recipient and IRS by Jan 31 each tax year

Onboarding SLA:

Typical internal approval within 3–7 business days

RON Evidence Retention:

Retain audio-video and notary logs per state RON rules

Correction Window:

Correct supplier data promptly to avoid reporting penalties

How signNow compares on pricing and core features

A high-level comparison of starting price and common features among popular eSignature providers; signNow is listed first per guideline.

	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	Varies by plan	Varies by plan	Varies by plan	Varies by plan
Bulk Send	Yes (Business Premium)	Yes	Yes	Yes	Varies by plan
Audit Trail	Yes	Yes	Yes	Yes	Yes
HIPAA Compliant	Yes	Yes	Yes	No	No
Envelope Cap	No cap	100 envelopes/user/year	Varies by plan	Varies by plan	Varies by plan

Practical tips to make supplier onboarding accurate and fast

Apply these practices to reduce errors, speed approvals, and create auditable records.

Require verified tax documentation

Request a completed W-9 and, where available, use IRS TIN Matching to confirm the vendor’s EIN or TIN before adding them to your AP system to avoid backup withholding and filing corrections.

Use conditional fields

Configure your form so fields appear only for relevant supplier types (domestic versus foreign, corporation versus sole proprietor), reducing errors and simplifying the supplier experience.

Capture attachments at submission

Require insurance certificates, business licenses, and bank verification documents at the time of submission to prevent repeated manual follow-ups and to create a single audit-ready record.

Standardize storage and access

Store completed inquiries and audit trails in an encrypted repository with role-based access; implement retention policies and periodic reviews to maintain compliance and support audits.

Real examples: how organizations used supplier onboarding templates

Concrete examples show how digital workflows reduced friction and assured compliance during supplier setup.

Tech Data — vendor onboarding

Tech Data standardized supplier intake forms to centralize documentation and approvals.

This reduced duplicate requests for the same documents across teams.
The result improved internal and external service while shortening time-to-payment and lowering manual reconciliation work for accounts payable.

Xerox — integration with ERP

Xerox integrated supplier inquiries with NetSuite to auto-populate vendor records and attach supporting files.

Integration removed manual entry steps.
That flexibility ensured contracts and bank details matched accounting records, reducing reconciliation errors and accelerating payments.

Key processing milestones for a Supplier Request Inquiry

A typical onboarding timeline includes verification, internal approvals, and activation milestones ordered from submission to live payment setup.

01

Submission Received

Supplier submits completed inquiry and required attachments for review.

02

Document Verification

AP or compliance verifies tax ID, bank details, and certificates.

03

Internal Approval

Legal or contracting approves terms and any special exceptions.

04

System Activation

Vendor is enabled in ERP/AP systems for invoicing and payments.

Frequently asked questions about Supplier Request Inquiry completion

Answers to common questions about form content, signing, and handling problems during vendor onboarding.

Need help? Contact support

What if the supplier lacks a TIN?
If a supplier cannot provide a valid TIN, the payer may be required to apply backup withholding at a 24% rate and should consult tax counsel. Request documentation explaining the absence and consider alternative verification steps before payments are issued.
Can the inquiry be signed electronically?
Yes; electronic signatures satisfy ESIGN and UETA requirements when intent, consent, attribution, and retention are documented. For consumer-facing financial or healthcare transactions, follow ESIGN consumer disclosure requirements and applicable industry rules.
How do I correct submitted errors?
If a supplier returns incorrect data, send an amendment or a corrected form, document the change in the audit trail, and keep the original plus a dated correction record to support audits and tax reporting.
What attachments are mandatory?
Common mandatory attachments include a completed W-9, proof of insurance, and any required licenses. Specify required files in the form and mark them as required fields to avoid incomplete submissions that delay onboarding.
Who must sign the inquiry?
An authorized representative of the supplier must sign; verify signing authority through corporate records when necessary. For entities, require a person with authority to bind the company and retain evidence of that authority where disputes may arise.
How long are onboarding records kept?
Retention depends on regulatory and tax obligations: retain tax-related documents for at least three years (IRC §6501(a)) and healthcare-related records for six years (45 CFR §164.530(j)); consider longer retention for contracts and real estate matters.

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