Can the addendum be signed electronically?

Yes. Electronic signatures are generally valid under ESIGN and state e-signature laws, provided you have signer intent, consent to electronic records, attribution, and reliable record retention.

Is notarization always required?

Not necessarily. Notarization depends on state and whether the addendum alters a deed or conveyance; check local requirements when the addendum affects recorded instruments.

What if a party's name is incorrect?

A mismatched or informal name can cause recording or enforcement problems. Correct the name via an amended addendum or attach an authorization showing signing capacity.

How should attachments be handled?

Attach inspection reports, invoices, and contractor estimates as separate, clearly labeled files and reference them in the addendum text to create a single, auditable record.

Can I revoke or amend an executed addendum?

Amendments require mutual consent and signatures from all original parties. Revocation may be possible by written agreement but be aware of notice and timing consequences for closing.

Who keeps the original signed document?

All principal parties and the escrow or title company should retain a copy; ensure the final signed PDF is preserved with an audit trail and included in closing records.

Electronic Signature
Templates
Real estate
Real Estate Disclosure Addendum

Real Estate Disclosure Addendum

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REAL ESTATE DISCLOSURE ADDENDUM

Effective Date: This Real Estate Disclosure Addendum (the "Addendum") supplements and is incorporated into the Purchase Agreement dated between the parties identified below. All capitalized terms used herein shall have the meanings set forth in the Purchase Agreement unless otherwise defined in this Addendum.

PARTIES

Seller Name Seller Contact Information Buyer Name Buyer Contact Information

PROPERTY IDENTIFICATION

Property Street Address Parcel / APN Number Legal Description

DISCLOSURES

Seller represents the following disclosures as true to Seller's actual knowledge as of the Effective Date. For each disclosure marked "Yes," provide a detailed explanation in the associated explanation field. Seller warrants that materially adverse facts known to Seller have been disclosed below.

1. Lead-Based Paint (applicable to properties built before 1978)

Yes No

2. Mold, Mildew, or Water Intrusion

Yes No

3. Termite, Wood-Destroying Organisms, or Structural Damage

Yes No

4. Hazardous Materials or Environmental Contamination

Yes No

5. Floodplain, Flood Insurance Requirement, or Chronic Water Issues

Yes No

6. Zoning, Code Violations, or Unpermitted Work

Yes No

7. Homeowners' Association (HOA) or Common Interest Community

Yes No

8. Pending or Threatened Litigation, Liens, or Assessments Affecting the Property

Yes No

MATERIAL FACTS AND SELLER'S KNOWLEDGE

Seller affirms that the following statements reflect Seller's actual knowledge. If unknown, state "Unknown". These statements are made for the purpose of informing Buyer prior to closing.

Material Facts Known to Seller (including prior structural damage, repairs, insurance claims, or neighborhood conditions)

INSPECTION AND REMEDIES

Buyer acknowledges the right to conduct inspections and investigations regarding any matter disclosed above. If an inspection reveals material undisclosed defects or contrary facts, Buyer may give written notice to Seller within days following delivery of inspection reports. Remedies available to Buyer shall be as set forth in the Purchase Agreement and, where applicable, this Addendum.

SELLER CERTIFICATION

Seller certifies, under penalty of perjury under applicable law, that the information provided in this Addendum is true and correct to Seller's best knowledge as of the Effective Date. Seller further certifies that Seller has disclosed all material facts known to Seller that could reasonably affect the value or desirability of the Property.

BUYER ACKNOWLEDGMENT

Buyer acknowledges receipt of this Addendum and that Buyer has reviewed the disclosures above and been afforded the opportunity to inspect the Property and make reasonable inquiries. Buyer understands that Seller's representations are limited to Seller's actual knowledge unless otherwise stated in writing.

MISCELLANEOUS PROVISIONS

Entire Agreement: This Addendum, together with the Purchase Agreement and any other incorporated documents, constitutes the entire agreement between the parties with respect to the subject matter hereof and supersedes all prior agreements and understandings, whether written or oral.

Survival: The representations and warranties contained in this Addendum shall survive the Closing for a period of one year, except as otherwise provided by applicable law.

Severability: If any provision of this Addendum is held invalid, illegal or unenforceable, the remaining provisions shall continue in full force and effect.

Governing Law: This Addendum shall be governed by and construed in accordance with the laws of the state in which the Property is located, without regard to conflict of law principles.

Seller Printed Name:

By:

Date:

Buyer Printed Name:

By:

Date:

What the Real Estate Disclosure Addendum Is

A Real Estate Disclosure Addendum is a supplemental document attached to a property purchase agreement that records additional statements about property condition, known defects, and disclosures not covered in the primary contract. It clarifies seller representations, updates or corrects earlier disclosures, and creates a written record of material facts that buyers review before closing. The addendum may be used to document inspections, repairs, latent defects, or agreed exceptions, and it becomes part of the contract when signed by the parties.

Why an Addendum Matters in Transactions

The addendum reduces ambiguity by documenting supplemental disclosures, allocating risk between buyer and seller, and creating evidence of what each party knew and agreed to. It supports informed consent and can limit post-closing disputes when completed accurately and retained by all parties.

Who Typically Prepares and Signs This Addendum

Multiple parties interact with a Real Estate Disclosure Addendum; understanding roles helps ensure complete, enforceable documents.

Listing agents and sellers who need to add or correct property disclosures before or after an offer is accepted.
Buyers and buyer agents who review supplemental disclosures and record exceptions to inspection or warranty claims.
Escrow officers, closing attorneys, or title companies that hold or record the executed addendum during closing.

Each signer should confirm identity and authority to bind the party; incorrect signatory details can delay closing or create enforceability questions.

Essential Parts of a Professional Disclosure Addendum

A clear addendum includes distinct sections for the disclosure text, parties, effective date, attachments, signature blocks, and any conditional language tied to inspections or repairs.

Parties

Full legal names of seller(s) and buyer(s), including business entity names where applicable, to ensure enforceability and correct record matching.

Effective Date

The date the addendum takes effect, stated as MM/DD/YYYY, which determines deadlines tied to inspections, financing, and statutory notice windows.

Disclosure Text

Concise statements describing the new or corrected facts, locations on the property, and whether items are repaired, pending, or exempt from warranty claims.

Attachments

Any inspection reports, repair invoices, or contractor estimates referenced by the addendum should be attached and listed by file name and date.

Signature Block

Signature lines for each party with printed name, capacity (owner, trustee, agent), date, and space for initialing multiple pages when required.

Conditional Clauses

Language that ties addendum terms to inspection results, buyer acceptance, or seller completion of repairs, including timelines for performance.

Required Data Elements to Include

Seller Name: Full legal name

Buyer Name: Full legal name

Property Address: Street, city, state, ZIP

Effective Date: MM/DD/YYYY

Disclosure Summary: Clear, short statement

Signatures: Signed and dated

Step-by-Step: Filling Out the Addendum

Complete the addendum in the order below to prevent omissions and make review efficient for all parties.

01

Identify Parties: Enter full legal names for seller and buyer.
02

Record Property: Insert the complete property address.
03

Describe Disclosure: Write a clear, factual description of the issue or correction.
04

Sign and Date: All parties sign, print names, and date the document.

Where the Executed Addendum Goes Next

After execution, route copies to key stakeholders to preserve the contract record and support closing activities.

Buyer Agent: Receives a fully signed PDF for buyer file.
Listing Agent: Retains original in seller transaction folder.
Escrow or Title: Escrow receives copy for closing and recording references.
Lender: Provide copy if requested for underwriting or closing clearance.

Digital Delivery and Signature Considerations

Choose a delivery method that meets the transaction's authentication and recordkeeping needs.

File Format: Use flattened PDF for final signed copy
Authentication: Email link, SMS code, or stronger ID checks
Audit Trail: Capture timestamp, IP, and signer attribution

Maintain a tamper-evident PDF and an audit trail; when health or financial data is present, ensure the platform supports applicable compliance frameworks.

Setting Up an Online Addendum Workflow

Configure an online flow so the addendum moves through review, signature, and escrow consistently.

Field	Configuration
Signer Order	Seller → Buyer → Agent
Authentication	Email plus optional SMS code
Attachments	Upload inspection and repair docs
Final Copy	Deliver flattened PDF to all parties

Common Timing and Deadline Expectations

Timing affects inspection, contingency removal, and closing; confirm dates in the primary contract and local statutes.

Disclosure Delivery:

Provide supplemental disclosures as soon as new facts are known

Inspection Contingency:

Buyer typically has X days to respond after receiving disclosure

Repair Completion:

Seller's agreed repair deadline should be explicit in calendar days

Contingency Removal:

Buyer must remove contingencies by the date stated in contract

Closing Package:

Escrow should receive all signed documents before closing date

Risks and Consequences of Incomplete or Incorrect Addenda

Contract Rescission: Buyer may seek to cancel

Monetary Liability: Damages or indemnity claims

Title Problems: Unrecorded facts can affect insurance

Closing Delays: Errors may postpone funding

Regulatory Fines: State penalties for disclosure violations

Reputation Risk: Agent or broker disciplinary action

Common eSignature Options for Executing the Addendum

Choosing an eSignature provider affects authentication, bulk sending, and compliance. The table compares starting price and key features across common vendors; signNow is listed first.

	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 trial, no credit card required	Varies by vendor	Varies by vendor	Varies by vendor	Varies by vendor
Bulk Send	Yes	Yes	Yes	Yes	Varies by plan
Audit Trail	Yes	Yes	Yes	Yes	Yes
HIPAA Compliant	Yes	Yes	Yes	Varies by plan	Varies by plan
Envelope Cap	No envelope cap	100 envelopes/user/year	Varies by plan	Varies by plan	Varies by plan

Frequently Asked Questions About the Addendum

Answers to common issues when preparing or executing a Real Estate Disclosure Addendum, including signature validity, attachments, and revisions.

Need help? Contact support

Can the addendum be signed electronically?
Yes. Electronic signatures are generally valid under ESIGN and state e-signature laws, provided you have signer intent, consent to electronic records, attribution, and reliable record retention.
Is notarization always required?
Not necessarily. Notarization depends on state and whether the addendum alters a deed or conveyance; check local requirements when the addendum affects recorded instruments.
What if a party's name is incorrect?
A mismatched or informal name can cause recording or enforcement problems. Correct the name via an amended addendum or attach an authorization showing signing capacity.
How should attachments be handled?
Attach inspection reports, invoices, and contractor estimates as separate, clearly labeled files and reference them in the addendum text to create a single, auditable record.
Can I revoke or amend an executed addendum?
Amendments require mutual consent and signatures from all original parties. Revocation may be possible by written agreement but be aware of notice and timing consequences for closing.
Who keeps the original signed document?
All principal parties and the escrow or title company should retain a copy; ensure the final signed PDF is preserved with an audit trail and included in closing records.

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