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Project Management Addition Agreement

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PROJECT MANAGEMENT ADDITION AGREEMENT

Project Identification

Effective Date:    Addendum Number:

Recitals

This Project Management Addition Agreement (the "Addition Agreement") amends and supplements the controlling Master Services Agreement or Project Agreement between Client and Service Provider for the project identified above. The parties agree that the additional scope, deliverables, timeline, and compensation set forth below are incorporated into and governed by the terms of the controlling agreement, except as expressly modified herein.

Scope of Work

Deliverables and Acceptance

Deliverables shall be delivered, reviewed, and accepted in accordance with the acceptance criteria set forth below. Acceptance requires written sign-off or written notice of rejection with specific deficiencies identified within the acceptance period.

Timeline & Milestones

Project Start Date:    Projected End Date:

Target Date:

Target Date:

Budget & Payment

Total Additional Compensation:

Invoicing Terms:

Change Order Process

All changes to scope, schedule, or price shall be executed only by written change order signed by authorized representatives of both parties. No oral directions shall be binding. The Provider shall not commence work on any change until a change order is fully executed.

Confidentiality

Each party will treat as confidential all non-public information disclosed by the other party in connection with this Addition Agreement and will not disclose such information except to its 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 information does not include information that is or becomes publicly available without breach by the receiving party, or that is required to be disclosed by law, provided the disclosing party receives prior notice when legally permitted.

The parties acknowledge and agree that the obligations of confidentiality survive termination of this Addition Agreement for a period of three (3) years unless otherwise agreed in writing.

  I acknowledge and agree to the confidentiality obligations set forth above.

Liability, Warranties & Indemnity

Provider warrants that the additional services will be performed in a professional and workmanlike manner consistent with industry standards. Except as expressly set forth herein, all warranties are excluded to the maximum extent permitted by law.

Neither party will be liable for indirect, incidental, special, consequential, or punitive damages arising out of or relating to this Addition Agreement. The aggregate liability of either party for direct damages arising out of or relating to this Addition Agreement will not exceed the total additional compensation paid to Provider under this Addition Agreement.

Provider will indemnify and hold harmless Client from third-party claims arising from Provider's gross negligence or willful misconduct in performing the scope of work, subject to the limitations set forth in the controlling agreement.

Termination

This Addition Agreement may be terminated in accordance with the termination provisions of the controlling agreement. In the event of termination, Provider shall be entitled to payment for work performed and reasonable, verifiable costs incurred through the termination date, subject to offsets for damages or breach.

Notices

Governing Law & Dispute Resolution

This Addition Agreement will be governed by and construed in accordance with the laws of the jurisdiction identified below, without regard to conflict of law principles. The parties will seek to resolve disputes promptly by good faith negotiation between senior representatives. If negotiation fails, disputes will be resolved in the courts of the chosen jurisdiction.

Miscellaneous

Except as expressly modified by this Addition Agreement, all terms and conditions of the controlling agreement remain in full force and effect. This Addition Agreement may be executed in counterparts, each of which constitutes an original and all of which constitute one instrument.

Signatures

Client:

By:

Date:

Service Provider:

By:

Date:

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What the Project Management Addition Agreement Is

A Project Management Addition Agreement is a written amendment that adds, modifies, or clarifies project management services, responsibilities, schedules, deliverables, or compensation to an existing contract. It records scope changes such as added project managers, revised milestones, updated reporting obligations, or changes to fees and billing terms. The document preserves the original agreement’s reference while specifying the effective date, applicable governing law, and any transition or acceptance criteria required before new services begin. Used properly, it reduces ambiguity and creates a clear record of the parties’ revised expectations.

Why Use a Formal Addition Agreement for Project Management

A formal addition agreement creates a legally enforceable record of scope and payment changes, reduces disputes, and aligns stakeholder expectations. It helps preserve audit trails and supports regulatory or procurement requirements.

Why Use a Formal Addition Agreement for Project Management

Who Commonly Prepares and Signs This Amendment

Typical participants include contracting parties, project managers, procurement teams, and legal or contract administrators responsible for governance and approvals.

  • Contracting parties and C-suite approvers who must authorize budget or scope changes.
  • Project managers and PMO staff who accept new responsibilities and confirm deliverables.
  • Legal, procurement, or contract administrators ensuring terms meet company policy and compliance.

Confirm signatory authority and required internal approvals before circulation to avoid execution delays.

Core Elements to Include in the Addition Agreement

Include provisions that clearly define scope, deliverables, schedule, compensation, acceptance criteria, liabilities, and governing law to ensure enforceability and operational clarity.

Amendment Scope

Precisely describe added project management tasks, responsibilities, and limits so teams understand what is in and out of scope.

Deliverables

List deliverables, formats, and acceptance tests with due dates to prevent disputes about completion or quality standards.

Schedule

Specify start dates, milestone dates, and completion deadlines; include consequences for missed milestones or approved extensions.

Compensation

State fees, billing cycles, expense reimbursement rules, and any change-order pricing methodology used for additional work.

Authority & Signatures

Identify who can approve changes and which signatures or notarizations are required for amendment effectiveness.

Governing Law

Specify the governing state law and dispute resolution method to limit uncertainty in enforcement and remedies.

Required Information and Fields at a Glance

Project Title: Exact contract name
Effective Date: MM/DD/YYYY
Parties: Full legal names
Scope Summary: Concise bullet list
Fee Change: Dollar amount or rate
Signatures: Signer name and date

Step-by-Step: How to Prepare and Execute an Addition Agreement

Use this sequence to prepare, review, and finalize a Project Management Addition Agreement efficiently.

  • 01
    Draft Amendment: Prepare text showing what changes and why.
  • 02
    Internal Approval: Obtain budget and legal sign-off before sending.
  • 03
    Circulate to Parties: Send for review and signature with a clear deadline.
  • 04
    Retain Records: Store the fully executed amendment in the contract file.

How to Configure an Online Workflow for This Amendment

Set up an e-signature workflow that enforces signer order, authentication, and automated distribution of executed copies.

Field Configuration
Signer Order Set sequential routing for approvals
Authentication Method Choose email, SMS, or two-factor
Required Fields Make signature and effective date mandatory
Certificate Delivery Auto-send signed PDF and audit trail

Where to Send and File the Executed Amendment

Follow an internal routing and filing plan to ensure all stakeholders and records systems receive the executed amendment.

  • Primary Contract File: Attach executed amendment to master contract repository
  • Project Management Tool: Update scope and schedule in PM software
  • Finance/Accounts Payable: Send updated billing instructions
  • Legal Archive: Store executed PDF with audit trail

Digital Signing and Distribution Requirements

Confirm that your chosen eSignature platform supports required authentication, audit trails, and any industry-specific compliance (for example, HIPAA if healthcare data is involved).

  • Authentication: Email, SMS, or stronger 2FA
  • Audit Trail: Timestamp, IP, and action log
  • Integrations: CRM, PM, or storage connectors

Include the executed PDF and audit certificate in your records system and confirm delivery to all named parties to complete the workflow.

Typical Deadlines and Timing to Track

Track these dates to ensure the amendment becomes effective and operational transitions occur on schedule.

Execution Deadline:

Date by which all signatures must be collected

Effective Date:

Start of added services and billing

Milestone Dates:

Any new or revised milestone deadlines

Payment Due Dates:

Updated invoice due dates or billing cycles

Notice Periods:

Any notice windows for termination or change

Common Mistakes to Avoid When Preparing the Amendment

  • Leaving vague language about responsibilities that creates overlap or gaps between original and amended duties.
  • Failing to update the project schedule or deliverable acceptance criteria, which leads to misaligned expectations and disputes.
  • Not confirming signatory authority or internal approval limits, causing executed documents to be rejected as unauthorized.
  • Using inconsistent party names or incorrect effective dates, which can invalidate or delay the amendment's effect.

Risks and Potential Consequences of an Incorrect Amendment

Enforceability Issues: Ambiguous terms risk non-enforcement
Payment Disputes: Unclear compensation triggers claims
Regulatory Exposure: Noncompliance may incur fines
Contract Breach: Conflicting terms can cause breach
Operational Delays: Unapproved changes halt work
Tax Consequences: Improper billing may trigger audits

Practical Tips for Accurate and Efficient Completion

Adopt these practices to reduce review cycles and strengthen enforceability of the amendment.

Use clear, measurable language for scope
Define tasks, deliverables, and acceptance criteria in objective terms to avoid differing interpretations and reduce the risk of disputes over performance.
Confirm signatory authority and limits
Validate that each signer has authority to bind the organization and record that approval in internal delegation logs to prevent rejections.
Attach supporting exhibits and schedules
Include updated project plans, resource lists, and pricing tables as exhibits rather than embedding lengthy schedules in the amendment body.
Keep a single authoritative contract file
Store the fully executed original, redlines, and audit trail in a central repository with version control for quick retrieval during audits or disputes.

Examples: Real-World Scenarios Using an Addition Agreement

Two brief examples show how organizations use this amendment to add project management services or change scope.

Construction Project Expansion

A general contractor adds a full-time project manager to oversee schedule recovery and quality control

  • Contract includes milestone revisions and a fee increase tied to deliverables
  • The amendment attached an updated CPM schedule and payment table, which reduced disputes and clarified acceptance criteria for progress payments.

Software Implementation Support

A vendor adds a dedicated implementation PM during go-live to manage resources and issues

  • Agreement defines new acceptance tests and support hours
  • Including explicit rollback and escalation procedures in the amendment helped both parties meet go-live targets and minimized post-launch defects.

Comparing eSignature Providers for Executing Amendments

Simple vendor comparison for common purchase considerations. signNow is shown first per table convention.

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 Varies Varies Varies
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 Addition Agreements and eSignatures

Answers to common questions about enforceability, notarization, signature authority, and recordkeeping for Project Management Addition Agreements.


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