Establishing secure connection…Loading editor…Preparing document…

Tax Nexus Agreement

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

TAX NEXUS AGREEMENT

Parties and Effective Date

This Tax Nexus Agreement (the Agreement) is entered into by Taxpayer Name: and Company Name: . Effective Date: .

Recitals

WHEREAS, the parties desire to set forth the parties' respective understandings and obligations with respect to the existence, recognition and allocation of tax nexus and related withholding, collection and remittance responsibilities for sales, use, franchise, gross receipts and other business taxes (collectively, Tax Obligations) for jurisdictions in which Taxpayer may conduct business;

NOW, THEREFORE, in consideration of the mutual covenants and agreements contained in this Agreement, the parties agree as follows.

Definitions

Jurisdiction: any state, county, city, or other taxing authority that imposes Tax Obligations.

Nexus: the degree of business presence, activity, or contacts that, under applicable law and interpretation by a Jurisdiction, subjects a person to Tax Obligations or reporting requirements in that Jurisdiction.

Nexus Determination and Disclosure

Taxpayer represents and warrants that it has conducted a reasonable review of Taxpayer's business activities and discloses nexus in the jurisdictions listed below. Taxpayer shall promptly update this disclosure if Taxpayer's nexus status changes.

Allocation of Responsibility

Unless otherwise agreed in writing, Taxpayer shall be primarily responsible for the filing, reporting, collection, withholding and remittance of Tax Obligations arising from Taxpayer's nexus in any Jurisdiction. To the extent Company performs any withholding, collection or remittance on behalf of Taxpayer, such actions shall be deemed performed under Taxpayer's authority and Taxpayer shall remain ultimately responsible.

Withholding, Collection and Audit Cooperation

Taxpayer agrees to cooperate fully with Company and Jurisdictions in connection with any audits, examinations, assessments or information requests relating to Taxpayer's nexus or Tax Obligations. Cooperation includes providing records, executing required documents, and assisting with administrative defenses where practicable.

Representations, Warranties and Covenants

Taxpayer represents and warrants that the information provided in this Agreement and the attached disclosures is true, complete and accurate to the best of Taxpayer's knowledge as of the Effective Date. Taxpayer covenants to promptly notify Company of any change in circumstances that may affect nexus status or Tax Obligations.

Indemnification

Taxpayer shall indemnify, defend and hold harmless Company and its affiliates from and against all liabilities, claims, costs, expenses (including reasonable attorneys' fees), penalties and interest arising from (a) Taxpayer's failure to disclose material facts related to nexus, (b) Taxpayer's failure to file or remit Tax Obligations for which Taxpayer is responsible, or (c) any misrepresentation or breach of this Agreement by Taxpayer.

Confidentiality and Use of Information

Confidential information exchanged under this Agreement shall be used solely for compliance with Tax Obligations and related administrative matters. Neither party shall disclose confidential information except as required by law or as necessary to perform obligations under this Agreement.

Term; Amendment; Governing Law

This Agreement shall remain in effect until terminated by mutual written agreement or superseded by subsequent written agreement. Any amendment must be in writing and signed by Taxpayer. This Agreement shall be governed by and construed in accordance with the laws of the state specified by the Company in its administrative policies unless the parties specify a different governing law in writing.

Taxpayer Identification

Provide the Taxpayer identification information below. Complete either Social Security Number (SSN) or Employer Identification Number (EIN) — do not enter both unless required by law.

Individual / Sole Proprietor
C Corporation
S Corporation
Partnership
Trust / Estate
LLC
Other (describe below)

Certification (Penalty of Perjury)

Under penalties of perjury, Taxpayer certifies the following by signing below:

  1. The Taxpayer identification number provided on this Agreement is the correct taxpayer identification number of Taxpayer.
  2. Taxpayer has disclosed to Company all material facts concerning nexus and the activities that may give rise to tax liabilities in the jurisdictions identified herein.
  3. Taxpayer is not subject to backup withholding under applicable law, unless Taxpayer has been notified that it is subject to backup withholding.
  4. Taxpayer will promptly provide written notice to Company of any change that causes the information on this Agreement to become incorrect or incomplete.

Notices

All notices required or permitted under this Agreement must be in writing and delivered to the mailing address provided above or to such other address as a party designates in writing. Notice is effective upon receipt.

Miscellaneous

If any provision of this Agreement is held invalid or unenforceable, the remaining provisions shall remain in full force and effect. The parties acknowledge that this Agreement is intended to allocate administrative responsibilities and does not alter the underlying legal obligations of Taxpayer to Jurisdictions.

By signing below Taxpayer certifies the accuracy of the information provided and agrees to the terms of this Agreement.

Print Name:

Signature:

Date:

Enter text✕

What a Tax Nexus Agreement Is and When It Applies

A Tax Nexus Agreement is a written contract between parties that clarifies which entity will register, collect, remit, and report state and local taxes when business activities cross state lines. It allocates responsibilities for sales and use tax, income or franchise apportionment, withholding, and related filings, and typically addresses registration thresholds, economic nexus triggers (for example, sales or transaction thresholds adopted after South Dakota v. Wayfair), indemnities, and notice obligations. These agreements help reduce disputes with taxing authorities and provide operational clarity for multi-jurisdictional sellers and service providers when determining tax jurisdiction and compliance pathways.

Why a Tax Nexus Agreement Matters for Your Compliance

A clear Tax Nexus Agreement reduces audit risk, assigns filing duties, and documents who bears tax liabilities and indemnities across jurisdictions, helping companies respond consistently to economic nexus rules and interstate tax inquiries.

Why a Tax Nexus Agreement Matters for Your Compliance

Which Parties Typically Use a Tax Nexus Agreement

The agreement is useful for startups scaling interstate sales, established enterprises centralizing tax functions, and advisors documenting practical compliance workflows.

  • Remote sellers and marketplaces that exceed economic nexus thresholds in multiple states and need defined collection and remittance responsibilities.
  • Channel partners and distributors that handle sales on behalf of principals and require written allocation of registration and reporting duties.
  • Professional services and software vendors that supply interstate services and want to define income apportionment and withholding responsibilities.

Core Sections to Include in a Professional Tax Nexus Agreement

A complete agreement organizes responsibilities, thresholds, reporting cadence, audit cooperation, indemnities, and amendment procedures so each party knows obligations under state laws and administrative practice.

Nexus Triggers

Define the quantitative and qualitative thresholds that create nexus (for example sales dollars, transaction counts, or physical presence) and reference how thresholds adopted post-Wayfair will be applied.

Registration Duties

Specify which party will register with each taxing authority, obtain account numbers, and maintain current permissions for collection and filing.

Collection & Remittance

Assign who will collect tax at point of sale, remit payments to jurisdictions, and reconcile returns, including timing and reporting formats.

Reporting & Filings

State the responsible party for preparing and filing returns, issuing 1099s if applicable, and delivering supporting schedules to counterparties.

Audit Cooperation

Outline cooperation steps for audits, document retention obligations, allocation of defense costs, and access to records when responding to tax authority inquiries.

Indemnity & Allocation

Include indemnity clauses for tax liabilities, interest, and penalties, with limits, carve-outs for fraud, and procedures for dispute resolution and recovery.

Step-by-Step: Completing and Executing the Agreement

Follow a standard sequence to create an enforceable, auditable agreement and avoid costly omissions.

  • 01
    Prepare Draft: Identify parties, list jurisdictions, and set thresholds.
  • 02
    Assign Roles: Allocate registration, collection, and filing tasks.
  • 03
    Review with Tax Counsel: Confirm state-specific requirements and avoidance of prohibited provisions.
  • 04
    Execute: Obtain authorized signatures and preserve audit trail.

How a Tax Nexus Agreement Operates in Practice

This flow shows the practical lifecycle from trigger to filing and audit response.

  • Trigger Event: Sale or activity meets a threshold defined in the agreement.
  • Notification: Responsible party notifies counterparty and commences registration steps.
  • Collection: Sales tax is collected or invoiced per allocation rules.
  • Remit & File: Taxes remitted and returns filed under the designated party's accounts.

Configuring Digital Workflows for the Agreement

Set up a repeatable e-signing and delivery workflow that captures signatures, stores audit trails, and distributes executed copies to stakeholders.

Field Configuration
Signer Order Sequential or parallel routing depending on corporate approvals.
Authentication Email link, SMS code, or stronger KBA where states or partners require it.
Document Storage Encrypted storage with retention tags reflecting legal hold requirements.
Audit Trail Capture timestamps, IP, and signing events for compliance.

Technical Considerations for eSigning and Submission

Ensure chosen software supports ESIGN/UETA acceptance, audit reporting, secure storage, and any industry compliance such as HIPAA if health data appears in attachments.

  • File Formats: PDF, DOCX supported
  • Integrations: CRM and ERP integrations
  • Security: TLS and AES-256

Key Timing: Filing, Notice, and Reporting Deadlines

Track filing and reporting cadence to avoid late penalties and ensure the agreement aligns with tax return timelines for each jurisdiction.

Registration Deadline:

Register within timeframes required by state once nexus is established.

Remittance Schedule:

Follow monthly, quarterly, or annual remittance schedules mandated by each state.

Information Returns:

Issue required 1099s by federal deadlines if the agreement triggers reporting.

Audit Response:

Respond to state notices promptly to preserve administrative remedies.

Agreement Review:

Review and update annually or after material business changes.

Penalties and Liability Risks from an Incorrect Agreement

Late Filing Penalties: Civil penalties and interest.
Information Return Fines: IRC §6721 fines for incorrect returns.
I-9 Noncompliance: Penalties range by violation severity.
Intentional Disregard: Large no-cap penalties for willful failures.
Indemnity Exposure: Contractual costs shifted between parties.
Audit Costs: Defense and professional fees.

Common Preparation Pitfalls to Avoid

  • Vague thresholds that reference undefined timeframes, producing disagreement about when nexus begins and ends.
  • Failure to allocate responsibility for multi-jurisdiction filings, causing duplicate filings or missed remittances.
  • Using informal or inconsistent legal names and EINs, which can trigger state mismatch notices or delays in registration.
  • Omitting retention, audit response, or indemnity procedures, leaving the parties uncertain about post-audit obligations.

eSignature Vendor Comparison for Executing a Tax Nexus Agreement

Comparison of typical starting prices and core features that matter for secure execution and compliance; signNow is listed first per vendor ordering requirements.

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 Yes Yes Yes No
Audit Trail Yes Yes Yes Yes Yes
HIPAA Compliant Yes Yes Yes No No

Frequently Asked Questions About Tax Nexus Agreements

Answers to common questions about enforceability, signatures, notarization, and state-specific concerns when using a Tax Nexus Agreement.


Need help? Contact support

be ready to get more
Join over 28 million airSlate SignNow users