Does the addendum need notarization?

Not always. Notarization is often recommended where state law or county recording rules require an acknowledgement for property instruments. Check local recording requirements to determine if notarization or witness signatures are needed.

Can the addendum be signed electronically?

Yes. Electronic signatures are generally valid under the ESIGN Act and UETA when intent and consent are present. Use an auditable eSignature platform that captures signer attribution and retains the record.

What if a tenant changes locks without permission?

Refer to the addendum's lock-change procedure and cost allocation. If the tenant violated the addendum, the landlord may invoice for rekeying or pursue remedies under the lease, subject to local tenant-protection laws.

How should keys be inventoried?

List key types and quantities in the addendum or an attached exhibit. Record issued key serials or codes when available and have tenants sign receipt to document custody.

Are remote notarizations acceptable?

Remote Online Notarization (RON) is permitted in many states but requirements vary. If using RON, follow state identity-proofing and recording retention rules to ensure validity.

How long must I keep the executed addendum?

Retain the executed addendum for the lease term plus at least three years; retain for longer if tax, litigation, or industry rules apply, and follow HIPAA or other sector-specific retention obligations as required.

Electronic Signature
Templates
Miscellaneous
Property Door Addendum

Property Door Addendum

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

PROPERTY DOOR ADDENDUM

This Property Door Addendum is made effective as of by and between:

Owner / Manager Owner Address Contractor / Installer Contractor Address

RECITALS

WHEREAS, Owner is the owner or authorized manager of the real property located at (the Property); and

WHEREAS, Contractor is engaged in the business of supplying and installing doors and related hardware and has represented that it has the skill, experience, and licenses necessary to perform the work described in this Addendum; and

WHEREAS, the parties desire to document the terms and conditions under which Contractor will perform the repair, replacement, or installation of doors at the Property and to supplement the existing agreement between the parties.

SCOPE OF WORK

Door Location / Identifier Work Description (detailed) Materials and Specifications

Door Type (check all that apply) Exterior Interior Security Storm Sliding French

PAYMENT TERMS

Total Contract Amount: $

Deposit (if any): $ Balance Due Upon Completion: $

Payment Schedule / Milestones

Late Payment Fee: or flat $ applied to overdue amounts.

All payments shall be made to Contractor at the address provided above unless otherwise agreed in writing. Contractor shall provide receipts and final invoice documenting completion and payments received.

TERM AND TERMINATION

Commencement Date: Estimated Completion Date:

Either party may terminate this Addendum for material breach by the other party if the breaching party fails to cure such breach within days after written notice. Termination shall not relieve the Contractor of obligations for work completed and payable amounts, nor relieve Owner of obligations to pay for accepted work.

ACCESS, PERMITS, LICENSES & INSURANCE

Contractor shall obtain all required permits and licenses and shall comply with applicable building codes and regulations. Owner shall provide reasonable access to the Property for performance of the Work. Contractor shall maintain, at Contractor's expense, general liability insurance and workers' compensation as required by law and provide certificates of insurance on request.

WARRANTIES, LIENS & INDEMNIFICATION

Contractor warrants materials and workmanship for a period of months from final completion, except for normal wear and tear and abuse. Contractor shall promptly pay subcontractors and suppliers and shall not allow any mechanic's or materialmen's liens to encumber the Property. Contractor shall defend, indemnify, and hold Owner harmless from liabilities, losses, damages, costs, and expenses arising from Contractor's negligence or willful misconduct.

CHANGE ORDERS

Change Order Procedure

CONFIDENTIALITY

Each party shall treat as confidential all non-public business or technical information disclosed by the other party in connection with this Addendum, and shall not disclose such information except to employees, agents, or subcontractors who have a need to know and who are bound by confidentiality obligations at least as protective as those set forth herein. Confidential obligations shall not apply to information that (a) is or becomes public through no fault of the receiving party, (b) is rightfully received from a third party without restriction, or (c) is independently developed. Remedies for breach shall include injunctive relief in addition to monetary damages.

GOVERNING LAW; DISPUTE RESOLUTION

This Addendum shall be governed by and construed in accordance with the laws of the State of without regard to conflicts of law principles. Except for injunctive relief, disputes arising under this Addendum shall be resolved by binding arbitration or in the courts located in the county where the Property is situated if arbitration is not elected.

ENTIRE AGREEMENT

This Addendum, together with the underlying agreement between the parties to which it is attached, constitutes the entire agreement of the parties with respect to the subject matter hereof and supersedes all prior negotiations, representations, or agreements, whether written or oral. Any modification must be in writing and signed by both parties.

NOTICES

Notices required or permitted hereunder shall be in writing and delivered to the addresses provided above by hand, certified mail, or overnight courier, and shall be effective upon receipt.

Owner/Manager:

By:

Date:

Contractor/Installer:

By:

Date:

What the Property Door Addendum Covers

The Property Door Addendum is a short contractual attachment used alongside a lease or property management agreement to record specific terms about doors, locks, keys, access control, and related hardware for a particular unit or property. It documents responsibilities for supplying and replacing keys, who may change locks, approved locksmith vendors, key return procedures at move-out, and any access permissions for owners, managers, emergency responders, or service contractors. The addendum clarifies liability, cost allocation, timing for lock changes, and whether modifications require written consent from other parties.

Why a Door Addendum Matters for Property Management

A clear addendum reduces disputes over access and costs, sets a record for who may change locks, and protects both landlords and tenants by allocating responsibility for keys, replacements, and security upgrades in writing.

Who Typically Prepares and Signs This Addendum

The Property Door Addendum is used across leasing and property operations where door access or lock control is relevant.

Landlords and property managers: Use the addendum to set policy, assign costs, and record authorized access for maintenance or emergency entry.
Tenants and occupants: Sign to acknowledge key custody rules, return obligations, and notice requirements for lock changes.
Contractors and locksmiths: Listed as authorized vendors or service providers with scope and approval conditions.

Parties should keep an executed copy with the lease file and reference it when performing lock changes, key replacements, or access audits.

Core Elements to Include in a Professional Addendum

A complete Property Door Addendum combines clear definitions, responsibility allocation, technical specifications, access rules, cost terms, and signature blocks to be enforceable alongside the main lease.

Definitions

Define terms like 'authorized party,' 'lock change,' 'master key,' and 'emergency access' so the scope is unambiguous and consistent with the main lease.

Access Permissions

Specify who may access the premises (owner, manager, emergency services, contractors), whether consent is required, and any notice periods before non-emergency entry.

Lock Change Procedure

Describe when locks may be changed (tenant breach, lost key, requested upgrade), who initiates changes, and whether originals must be returned to the landlord.

Key Inventory and Return

List key types provided, quantities, and the condition and timeframe for returning keys at move-out; include charges for missing or unreturned keys.

Cost Allocation

State who pays for new locks, rekeying, locksmith travel, and emergency entry fees; include caps or estimates where appropriate to reduce disputes.

Signatures and Dates

Provide signature blocks for all parties, include printed names, titles, and dates, and note whether witness or notarization is required for state recording purposes.

Step-by-Step: Completing the Addendum

Follow these steps to ensure the addendum is accurate and attached to the lease file.

01

Prepare Document: Use the template with lease identifiers filled in.
02

Confirm Parties: Verify legal names and contact details for each signer.
03

Specify Terms: Enter lock procedures, costs, and access permissions.
04

Execute and Store: Obtain signatures, notarize if required, and save in the lease record.

Digital Completion and Routing Flow

A digital workflow speeds execution and creates an audit trail when properly configured.

Upload: Add the PDF or DOCX of the addendum to the signing platform.
Tag Fields: Place signature, date, and text fields for each party.
Set Order: Define signing order or allow parallel signing per your process.
Deliver: Send by email or secure link; capture completed copy automatically.

Recommended Online Workflow Settings

Configure these settings before sending to match compliance and operational needs.

Workflow Field and Configuration Table	Field \| Setting
Authentication Type	Email link \| Email-only or SMS code
Field Mapping	Key fields \| Auto-fill from tenant profile
Notification Settings	Reminders \| Send after 3 and 7 days
Retention Policy	Storage \| Retain signed PDF for 7 years

Delivery Options and Technical Requirements

Choose a platform that supports PDF and DOCX, secure transport, and an auditable signing record.

File formats: PDF | DOCX
Integrations: Salesforce | NetSuite | Google Workspace
Security: TLS | AES-256

Ensure the platform can produce a tamper-evident signed PDF, capture signer attribution (IP/timestamp), and retain records according to your retention policy and any applicable regulations.

Typical Timelines and Response Windows

Use consistent timing to avoid disputes; these are common operational windows for door-related actions.

Effective Date:

Addendum is effective on the date signed by all parties.

Key Issuance Window:

Provide keys within 3 business days after signed move-in documents.

Lost Key Notice:

Tenant must report lost keys within 24 hours of discovery.

Lock Change Response:

Owner schedules rekeying within 5 business days after notice.

Billing for Replacement:

Invoice for replacement sent within 30 days of work completion.

Notarization and Witness Steps for Authentication

If your jurisdiction or recording needs require notarization, follow a consistent sequence to preserve evidentiary value.

01

Prepare Original

Use the final signed PDF or wet-ink original for notarization purposes.

02

Signer Identification

Present government ID or use remote identity proofing for RON.

03

Witness Presence

If required, arrange live witnesses to observe signing and sign the witness block.

04

Notary Acknowledgement

Notary completes acknowledgment or jurat per state standards.

05

Record RON Session

For Remote Online Notarization, retain audio-video per state rules.

06

Attach Exhibits

Include any vendor authorization letters or key inventories as exhibits.

07

Return Copies

Provide executed copies to all parties immediately after notarization.

08

File for Recording

If recording required, submit per county recorder rules.

Common Preparation Errors to Avoid

Using informal or inconsistent party names, which can create uncertainty about who is bound by the addendum and complicate enforcement.
Failing to specify exact costs or formulas for rekeying and replacement, leaving room for disputes over 'reasonable' charges.
Neglecting to identify authorized locksmiths or methods of access, which may lead to unauthorized entries and liability claims.
Skipping witness or notary steps when state or recording requirements apply, which can reduce the document's evidentiary value.

Potential Consequences of an Incorrect Addendum

Enforceability Risk: Ambiguous terms may be unenforceable.

Financial Exposure: Unexpected replacement costs assessed incorrectly.

Liability for Entry: Unauthorized access may result in liability.

Tenant Disputes: Disagreements can lead to lease disputes.

Recording Rejection: Missing notary can prevent county recording.

Compliance Gaps: Privacy or safety rules may be violated.

Real-World Examples of Use

Two practical examples show how property managers and owners use the addendum to reduce friction and document access.

Martin Properties

Tim Martin, Founder of Martin Properties, adopted a door addendum to standardize lock-change costs for all tenants

Reduced disputes over replacement fees
Over time this approach lowered administrative calls and created a consistent chargeback process, simplifying move-out settlements and reducing unpaid invoices.

Optica Ventures

Brian Fitzgibbons, COO of Optica Ventures, used the addendum to record authorized vendor lists and emergency access rules

Improved vendor control
The company maintained a single addendum per unit that accompanied lease renewals, ensuring contractors were preapproved and billed correctly for lock services.

Comparing eSignature Options for Executing the Addendum

Platforms vary by price, bulk-send capabilities, and compliance features that matter when you need notarization or HIPAA-level controls.

	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	Varies by plan	Varies by plan	Varies by plan	Varies by plan
Bulk Send	Yes	Yes	Yes	Yes	Varies
Audit Trail	Yes	Yes	Yes	Yes	Yes
HIPAA Compliant	Yes	Yes	Yes	No	No

Frequently Asked Questions About the Property Door Addendum

Answers to common questions about signing, notarization, and enforcement for door-related addenda.

Need help? Contact support

Does the addendum need notarization?
Not always. Notarization is often recommended where state law or county recording rules require an acknowledgement for property instruments. Check local recording requirements to determine if notarization or witness signatures are needed.
Can the addendum be signed electronically?
Yes. Electronic signatures are generally valid under the ESIGN Act and UETA when intent and consent are present. Use an auditable eSignature platform that captures signer attribution and retains the record.
What if a tenant changes locks without permission?
Refer to the addendum's lock-change procedure and cost allocation. If the tenant violated the addendum, the landlord may invoice for rekeying or pursue remedies under the lease, subject to local tenant-protection laws.
How should keys be inventoried?
List key types and quantities in the addendum or an attached exhibit. Record issued key serials or codes when available and have tenants sign receipt to document custody.
Are remote notarizations acceptable?
Remote Online Notarization (RON) is permitted in many states but requirements vary. If using RON, follow state identity-proofing and recording retention rules to ensure validity.
How long must I keep the executed addendum?
Retain the executed addendum for the lease term plus at least three years; retain for longer if tax, litigation, or industry rules apply, and follow HIPAA or other sector-specific retention obligations as required.

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