Can the addendum be signed electronically?

Yes. Electronic signatures are generally enforceable under the federal ESIGN Act (15 U.S.C. §7001) and state UETA statutes, subject to statutory exceptions and any consumer disclosure requirements for consumer-facing transactions.

Who must sign the addendum?

Signatories typically include the broker or broker-of-record, the licensed agent where required, and the contracting parties (buyer/seller). Title or escrow officers may also require a signed copy for closing.

Is notarization required for the addendum?

Not usually for the addendum itself unless it affects conveyance or is attached to a deed; notarization and witness rules vary by state—verify local requirements or use remote online notarization where allowed.

How do I amend the addendum after signing?

Execute a written amendment signed by all original signers; if using e-signatures, maintain an updated digital audit trail and attach the amendment to the original contract package.

How long should signed copies be kept?

Retain records at least 3 years from filing for tax purposes (IRC §6501(a)); retain real estate closing documentation for 7 years as a prudent practice and follow any longer state mandates.

What if there is a commission dispute later?

Refer to the signed addendum for agreed terms. If ambiguity remains, dispute resolution follows the contract’s chosen method—mediation, arbitration, or litigation—and documented audit trails aid enforcement.

Electronic Signature
Templates
Real estate
Real Estate Brokerage Addendum

Real Estate Brokerage Addendum

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

Real Estate Brokerage Addendum

This Real Estate Brokerage Addendum ("Addendum") supplements and modifies the terms of the Purchase Agreement or other underlying transaction documents relating to the Property identified below. Effective Date:

Parties

Seller Name: Buyer Name:

Brokerage Broker License Number

Property Identification

Property Address Parcel / APN Number Legal Description

Brokerage Compensation and Commission

Commission payable under the underlying transaction is amended as follows. Commission Amount: or Percentage:

Commission payment timing and source: Commission shall be due and payable at Closing from escrow proceeds in accordance with the escrow instructions. Commission responsibility: Seller Buyer Other

If the transaction fails due to Buyer default, Broker's entitlement to compensation shall be governed by the underlying agreement except as modified herein. Broker may pursue collection from the party that agreed to pay commission, including recording a lien if permitted by law.

Agency and Disclosure

Broker's role in the transaction is: Buyer Agent Seller Agent Dual Agent

Broker has disclosed any known material conflicts of interest and has complied with applicable agency disclosure rules. Broker represents that all license and disclosure requirements have been met to the best of Broker's knowledge.

Modifications to Underlying Agreement

The Parties agree that where this Addendum conflicts with the underlying Purchase Agreement, the terms of this Addendum shall control only with respect to brokerage compensation and related broker authorities. All other terms of the underlying agreement remain in full force and effect unless expressly modified herein.

Closing Date (if amended)

Notices and Communications

Seller Notice Address Buyer Notice Address

Representations, Indemnity, Default

Each party represents and warrants that it has the authority to enter into this Addendum and that the person signing has authority to bind the party. Each party agrees to indemnify and hold harmless Broker from claims, liabilities, costs and expenses, including reasonable attorneys' fees, arising from the party's breach or negligent performance under this Addendum.

In the event of breach or default, the non-breaching party shall be entitled to all remedies available at law or in equity, including specific performance and recovery of attorneys' fees if provided by applicable law or contract.

Governing Law; Entire Agreement

This Addendum shall be governed by and construed in accordance with the laws of the State of without regard to conflict of laws principles. This Addendum, together with the underlying agreement, constitutes the entire agreement among the Parties with respect to the subject matter herein and supersedes all prior and contemporaneous agreements and understandings relating thereto.

Disclosures

Lead-Based Paint (if applicable): Yes No

Known Mold or Water Intrusion: Yes No

Prior Material Damage or Repair History: Yes No

Broker Acknowledgement

Broker Name: Broker Representative:

Broker certifies that Broker's compensation arrangement described above is accurate and that Broker will cooperate with escrow and title to effectuate payment of commission as directed in escrow instructions, subject to the terms and conditions of the underlying agreement.

Amendment and Counterparts

This Addendum may be executed in counterparts, each of which shall be deemed an original and all of which together shall constitute one instrument. Signatures delivered by electronic transmission shall be binding for all purposes.

Seller:

By:

Date:

Buyer:

By:

Date:

What the Real Estate Brokerage Addendum Is

A Real Estate Brokerage Addendum is a short written attachment to a primary real estate agreement that clarifies the broker-related terms not covered in the base contract. Typical uses include documenting broker compensation splits, identifying the brokerage and licensed agents, stating brokerage license numbers, and confirming agency relationships and duties. The addendum becomes part of the contract when signed by the parties and can allocate responsibilities for disclosures, marketing expenses, and post-closing tasks. It is used in residential and commercial transactions to reduce ambiguity about the broker role and commission handling.

Why a Brokerage Addendum Matters

A Brokerage Addendum reduces disputes by recording broker identity, license information, and commission terms in writing. It provides enforceable evidence of the parties’ agreement on brokerage responsibilities and helps meet disclosure obligations under state real estate law. Electronic signatures are generally acceptable under federal ESIGN (15 U.S.C. §7001) and state UETA frameworks, subject to limited statutory exceptions.

Who typically completes this addendum

Real estate brokers, listing agents, buyers, sellers, and closing attorneys commonly use a Brokerage Addendum to document brokerage-specific terms before contract execution.

Listing brokers and agents who need to record commission split arrangements with subagents or cooperating brokers.
Buyers or sellers who must confirm broker identity, licensing, and any dual agency disclosures.
Title/closing officers who require clear broker contact and commission routing instructions for settlement.

Core elements to include in a professional addendum

A complete Brokerage Addendum is concise but specific; include identity, license data, compensation, agency duties, timelines, and amendment rules to minimize ambiguity.

Broker Identity

Full brokerage name and broker-of-record with license number so parties know the legally responsible firm and individual.

Agent Details

Listing and selling agent names, broker offices, contact information, and license numbers to ensure accurate attribution and communications.

Compensation

Exact commission amounts or percentages, payment timing, and condition-based triggers such as net proceeds or sale contingencies.

Commission Split

If multiple brokers are involved, clearly state split percentages or flat fees and who receives payment at closing.

Agency Duties

Scope of broker duties, disclosure obligations, and any dual agency acknowledgements required under state law.

Amendment Terms

Procedure for changes, including whether written amendment and signatures are required and how electronic consent is handled.

Step-by-step: filling and executing a Brokerage Addendum

Follow these steps to prepare, sign, and integrate the addendum with the primary agreement in a clear and auditable way.

01

Draft the addendum: Populate broker identity, commission, and agent fields.
02

Review with parties: Confirm terms with buyer, seller, and agents before signing.
03

Sign each party: Obtain signatures from broker and contracting parties.
04

Attach to contract: File the signed addendum with the main agreement and share copies.

How to set up a digital signing workflow

Configure the e-signature workflow to ensure correct signer order, authentication, and record retention for the addendum.

Field	Configuration
Signer Order	Set broker first, then buyer/seller, then closing agent.
Authentication	Use email link plus optional SMS code for stronger verification.
Document Retention	Enable audit trail and export PDF/A copy for records.
Notifications	Turn on signer and sender notifications for completed events.

Typical routing and execution flow

A standard execution flow minimizes errors and creates a reliable audit log from signature to closing.

Upload: Sender uploads the addendum to the signing platform.
Assign fields: Place signature, initial, and date fields for each party.
Authenticate: Signers verify identity via email, SMS, or KBA.
Complete: Signed copies and audit trail are saved and distributed.

Selecting an e-signature platform for this addendum

Choose a platform that supports audit trails, secure retention, and the authentication level required by your state or title company.

Core Capabilities: Audit trail, tamper-evident PDFs, and signer authentication.
Integrations: Works with title systems, CRMs, and cloud storage providers.
Compliance: Supports ESIGN/UETA and offers HIPAA/SOC 2 controls where required.

eSignature vendor comparison for executing the addendum

Comparison of common eSignature plans and capabilities. signNow is listed first per vendor comparison conventions; pricing reflects published plan starting points.

	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	Yes, 7-day free trial	Varies	Varies	Limited trial	Limited trial
Bulk Send	Yes (Business Premium)	Yes	Yes	Yes	Yes
Audit Trail	Yes	Yes	Yes	Yes	Yes
HIPAA Compliant	Yes (BAA)	Yes (BAA)	Yes (BAA)	No	No

Security and compliance controls to expect

Encryption in Transit: TLS 1.2/1.3

Encryption at Rest: AES-256

Audit Certification: SOC 2 Type II available

Health Data: HIPAA support with BAA

Legal Compliance: ESIGN and UETA compliance

Standards: ISO 27001 certified

Consequences of incorrect or missing broker terms

Commission Dispute: May lead to litigation or arbitration

Delayed Closing: Payment routing errors can postpone settlement

Tax Exposure: Incorrect reporting triggers IRS penalties

I-9 Noncompliance: Employer fines for paperwork errors

Contract Voidance: Material omissions risk unenforceability

Recordkeeping Failure: Regulatory sanctions or audit findings

Common mistakes to avoid when preparing the addendum

Failing to include exact broker license numbers, which can cause verification problems at closing and with regulators.
Using vague compensation language such as 'market rate' instead of a specific percentage or dollar amount, inviting disputes.
Not aligning payment instructions with the title or escrow company’s requirements, resulting in misdirected disbursements.
Omitting amendment procedures, which complicates later changes and can lead to conflicting documents.

How the Brokerage Addendum differs from a Listing Agreement

Quick comparison to explain when an addendum is used in addition to, or instead of, a listing or representation contract.

Criteria	Real Estate Brokerage Addendum	Listing Agreement
Notarization	rare	sometimes
Requires Broker License
Commission Clause
Common Attachments	payment routing	exclusive listing terms

Frequently asked questions about the addendum

Answers to common practical and legal questions about executing, notarizing, and storing a Real Estate Brokerage Addendum.

Need help? Contact support

Can the addendum be signed electronically?
Yes. Electronic signatures are generally enforceable under the federal ESIGN Act (15 U.S.C. §7001) and state UETA statutes, subject to statutory exceptions and any consumer disclosure requirements for consumer-facing transactions.
Who must sign the addendum?
Signatories typically include the broker or broker-of-record, the licensed agent where required, and the contracting parties (buyer/seller). Title or escrow officers may also require a signed copy for closing.
Is notarization required for the addendum?
Not usually for the addendum itself unless it affects conveyance or is attached to a deed; notarization and witness rules vary by state—verify local requirements or use remote online notarization where allowed.
How do I amend the addendum after signing?
Execute a written amendment signed by all original signers; if using e-signatures, maintain an updated digital audit trail and attach the amendment to the original contract package.
How long should signed copies be kept?
Retain records at least 3 years from filing for tax purposes (IRC §6501(a)); retain real estate closing documentation for 7 years as a prudent practice and follow any longer state mandates.
What if there is a commission dispute later?
Refer to the signed addendum for agreed terms. If ambiguity remains, dispute resolution follows the contract’s chosen method—mediation, arbitration, or litigation—and documented audit trails aid enforcement.

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