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Development Phase Agreement

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DEVELOPMENT PHASE AGREEMENT

This Development Phase Agreement (the "Agreement") is entered into as of Effective Date: by and between Developer Name: , with principal address (the "Developer"), and Client Name: , with principal address (the "Client"). Developer and Client are each a "Party" and collectively the "Parties."

RECITALS

WHEREAS, Client desires to engage Developer to perform a defined phase of design, development and testing services for the project described as Project Name: (the "Project");

WHEREAS, Developer has the skill, personnel, and capacity to perform the services set forth in this Agreement and to deliver the deliverables described herein; and

WHEREAS, the Parties desire to set forth the terms and conditions under which Developer will perform the development phase work and Client will accept and pay for such work.

NOW, THEREFORE, in consideration of the mutual covenants and agreements contained herein, the Parties agree as follows:

1. DEFINITIONS

1.1 "Deliverables" means the tangible and intangible items described in Section 2 that Developer is required to deliver to Client. "Acceptance Criteria" means the standards and testing procedures set forth in Section 3. All capitalized terms not otherwise defined in this Agreement shall have the meanings ascribed to them in the Agreement contextually.

2. SCOPE OF WORK

2.1 Services. Developer shall perform the development services described in the Phase Description below (the "Services") in accordance with the schedule and milestones set forth in Section 5.

3. DELIVERABLES AND ACCEPTANCE

3.1 Deliverables. Developer shall deliver the deliverables described in the Deliverables Summary below (each a "Deliverable"). Delivery shall be accompanied by documentation reasonably necessary for Client to test and use the Deliverable.

3.2 Acceptance. Client shall have Acceptance Period: after delivery to inspect and test each Deliverable. If Client notifies Developer in writing of material nonconformities within the Acceptance Period, Developer shall, at its expense, correct such nonconformities in accordance with a schedule reasonably acceptable to the Parties. Failure to notify Developer within the Acceptance Period constitutes acceptance of the Deliverable.

4. COMPENSATION; PAYMENT TERMS

4.1 Fees. Client shall pay Developer a fixed fee for the Phase in the total amount of USD, subject to adjustments for approved Change Orders.

4.2 Invoicing and Payment. Developer shall invoice Client according to the milestone schedule in Section 5. Unless otherwise agreed in writing, Client shall pay each undisputed invoice within days of receipt. Late payments shall accrue interest at the lesser of 1.5% per month or the maximum rate permitted by applicable law.

5. SCHEDULE AND MILESTONES

5.1 Time is of the essence with respect to the Milestones. Developer shall use commercially reasonable efforts to meet the schedule set forth above. Any extension requested by Developer that is not approved in writing by Client shall not relieve Developer of its obligations hereunder.

6. CHANGE ORDERS

6.1 Any material change to the Scope of Work shall be documented in a written change order executed by authorized representatives of both Parties ("Change Order"). A Change Order shall describe the change, its effect on the schedule, and any agreed adjustment to fees. Developer shall not be required to perform work outside the Scope of Work absent a fully executed Change Order.

7. INTELLECTUAL PROPERTY

7.1 Ownership. Unless otherwise agreed in a written statement signed by both Parties, Developer hereby assigns to Client all right, title and interest in and to the Deliverables that are specially commissioned for Client and paid in full hereunder. Developer retains ownership of Developer's preexisting materials, tools, libraries, and general know-how, subject to the licenses granted herein.

7.2 License to Developer Materials. To the extent Developer incorporates Developer Materials into the Deliverables, Developer grants Client a perpetual, worldwide, non-exclusive, royalty-free license to use, reproduce, modify and distribute such Developer Materials solely as part of the Deliverables.

8. CONFIDENTIALITY

8.1 Each Party shall hold in confidence and not disclose Confidential Information of the other Party except as reasonably necessary to perform obligations under this Agreement. Confidential Information excludes information that is publicly known, rightfully received from a third party, or independently developed without use of the disclosing Party's Confidential Information.

9. WARRANTIES; DISCLAIMER

9.1 Developer warrants that the Services will be performed in a professional and workmanlike manner consistent with industry standards. For a period of following Acceptance, Developer shall remedy material defects attributable to Developer's workmanship at no additional cost to Client.

9.2 EXCEPT FOR THE EXPRESS WARRANTY SET FORTH ABOVE, THE DELIVERABLES AND SERVICES ARE PROVIDED "AS IS" AND DEVELOPER DISCLAIMS ALL OTHER WARRANTIES, EXPRESS OR IMPLIED, INCLUDING WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, TO THE MAXIMUM EXTENT PERMITTED BY LAW.

10. LIMITATION OF LIABILITY

10.1 EXCEPT FOR LIABILITY ARISING FROM WILLFUL MISCONDUCT OR A PARTY'S BREACH OF CONFIDENTIALITY OR INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS, IN NO EVENT SHALL EITHER PARTY BE LIABLE FOR INDIRECT, INCIDENTAL, SPECIAL OR CONSEQUENTIAL DAMAGES. EACH PARTY'S AGGREGATE LIABILITY UNDER THIS AGREEMENT SHALL NOT EXCEED THE TOTAL FEES PAID BY CLIENT TO DEVELOPER UNDER THIS AGREEMENT.

11. TERMINATION

11.1 Either Party may terminate this Agreement for material breach by the other Party if the breaching Party fails to cure such breach within days after written notice. Upon termination for Client's convenience, Client shall pay Developer for Services performed and reasonable wind-down costs incurred prior to termination.

12. TRANSITION ASSISTANCE

12.1 Upon expiration or termination, Developer shall reasonably cooperate with Client to effect an orderly transition of the Services and Deliverables. Transition assistance beyond thirty (30) days shall be subject to mutual agreement and appropriate compensation.

13. NOTICES

13.1 All notices under this Agreement shall be in writing and delivered to the addresses set forth below. Notices are effective upon personal delivery, certified mail (return receipt requested), or next business day by nationally recognized overnight courier.

14. GOVERNING LAW; DISPUTE RESOLUTION

14.1 Governing Law. This Agreement shall be governed by and construed in accordance with the laws of the State/Province identified as Governing Jurisdiction: without regard to conflict of laws principles.

14.2 Dispute Resolution. The Parties shall first attempt in good faith to resolve disputes through negotiation. If unresolved within thirty (30) days, disputes shall be submitted to mediation before commencing litigation. Nothing herein prevents a Party from seeking injunctive relief when necessary to protect its rights.

15. ENTIRE AGREEMENT; SEVERABILITY

15.1 Entire Agreement. This Agreement, including all attachments and executed Change Orders, constitutes the entire agreement between the Parties with respect to the subject matter hereof and supersedes all prior oral or written agreements, proposals and representations.

15.2 Severability. If any provision of this Agreement is held invalid or unenforceable by a court of competent jurisdiction, the remainder of this Agreement shall remain in full force and effect, and the Parties shall endeavor in good faith to replace the invalid provision with a valid provision that achieves the Parties' original intent.

16. AMENDMENTS; WAIVER; COUNTERPARTS

16.1 Amendments. Any amendment or modification to this Agreement shall be in writing and signed by authorized representatives of both Parties.

16.2 Waiver. No failure or delay by either Party in exercising any right shall operate as a waiver of that right. A waiver must be in writing to be effective.

16.3 Counterparts. This Agreement may be executed in counterparts, each of which shall be deemed an original and all of which together shall constitute one instrument. Signatures delivered electronically or by electronic transmission shall be binding.

17. MISCELLANEOUS

17.1 Relationship of the Parties. The Parties are independent contractors. Nothing in this Agreement creates an employment, agency, joint venture, or partnership relationship between the Parties.

Developer:

By:

Date:

Client:

By:

Date:

Enter text✕

What a Development Phase Agreement Covers

A Development Phase Agreement is a written contract that divides a project into discrete phases with defined scope, deliverables, schedule, milestones, acceptance criteria, and payment terms. It clarifies responsibilities for the client and the development provider, governs change control and intellectual property assignment, and sets procedures for review and approval of each phase. The agreement reduces ambiguity about handoffs, release criteria, and liability during iterative development and is commonly used for software, product development, and engineered construction projects where phased delivery is practical.

Why phase-based contracting matters

Organizing work into phases improves predictability, ties payments to measurable outcomes, and limits exposure to scope creep while preserving formal acceptance checkpoints.

Why phase-based contracting matters

Who typically completes a Development Phase Agreement

This agreement is used by organizations that need staged delivery and clear acceptance gates.

  • Clients commissioning product or software work, including in-house PMs and procurement teams responsible for approvals and budgets.
  • Independent developers, development firms, and contractors who must define deliverables, timelines, and IP transfer.
  • Legal and commercial teams that need contract language for liability, warranties, and dispute avoidance.

Parties often collaborate on an initial draft then finalize terms before work begins to avoid downstream disputes.

Core elements every Development Phase Agreement should include

Use clear, measurable language for each section to ensure consistent expectations across technical, commercial, and legal stakeholders.

Scope and Deliverables

Describe work for each phase precisely, list deliverables, acceptance criteria, and any excluded items to reduce later disputes.

Milestones & Schedule

Set fixed milestone dates, delivery windows, and time buffers; tie payment triggers to milestone completion and formal acceptance.

Payment Terms

Specify amounts, invoicing cadence, retainers, late fees, and remedies for nonpayment; include taxation responsibilities and currency.

Change Control

Define a written change request process with review timelines, cost and schedule impact analysis, and approval authorities.

Acceptance Testing

Include test criteria, review periods, defect classification, remediation windows, and final acceptance sign-off process.

IP & Confidentiality

State ownership, license grants, third-party components, and confidentiality obligations for both parties, including post-termination access.

Step-by-step: Completing a Development Phase Agreement

Follow these steps to assemble, review, and finalize the agreement so work can start with clear expectations.

  • 01
    Draft Scope: Define phase deliverables and exclusions in plain language.
  • 02
    Set Milestones: Create milestone dates and acceptance criteria for each phase.
  • 03
    Agree Payment: Link payments to milestones and specify invoicing procedures.
  • 04
    Sign and Archive: Execute all signer blocks and store the executed copy securely.

How to set up the agreement for online completion

Configure a digital workflow so each signer receives the correct fields in order, and an audit trail is retained automatically.

Upload Template Use a final PDF or DOCX as the base document for field placement.
Add Fields Place signature, date, initial, and text fields for each party and phase.
Set Routing Choose sequential or parallel signing order and assign roles to recipients.
Authentication Select signer verification: email, SMS code, or stronger methods where required.
Retention Enable audit trail and choose storage location (cloud or on-premise).

Typical eSubmission and approval flow

The electronic workflow reduces manual handoffs and captures machine-readable evidence of each action.

  • Sender Prepares: Upload the agreement and assign fields for each signer.
  • Signers Notified: Recipients receive email or link to review and sign.
  • Review & Sign: Signers authenticate, review, and apply signatures.
  • Complete & Archive: System produces executed document and audit trail for export.

Digital signing considerations and technical needs

Choose a signing platform that supports secure audit trails, common file types, and enterprise integrations.

  • File Formats: PDF, DOCX, and flattened PDF accepted.
  • Integrations: Salesforce, NetSuite, Microsoft 365 supported.
  • Authentication: Email, SMS, or advanced methods available.

Ensure the chosen platform provides AES-256 at rest, TLS 1.2/1.3 in transit, and captures IP/timestamp audit data for enforceability and recordkeeping.

Key dates to define in the agreement

Specify calendar dates and relative deadlines so both parties can track progress and payments.

Project Start Date:

Date work may begin and clock for milestone timelines.

Milestone Payment Dates:

Dates when invoices are due after milestone acceptance.

Acceptance Window:

Number of days for client review and rejection after delivery.

Change Request Response:

Maximum days to acknowledge and estimate change requests.

Final Delivery Date:

Target date for last deliverable and final acceptance testing.

Typical milestone sequence for phased delivery

A clear milestone sequence helps teams coordinate development, testing, and deployment toward final acceptance.

01

Kickoff and Planning

Establish governance, communications, and detailed schedules with assigned owners.

02

Development Phase

Deliver the work items defined for the phase and provide progress reports.

03

User Acceptance Testing

Client executes acceptance tests and logs defects for remediation.

04

Final Delivery

Complete remediation, obtain formal acceptance, and close phase documentation.

Common pitfalls to avoid when preparing the agreement

  • Vague deliverables that permit different technical interpretations and lead to disputes over acceptance.
  • Tying full payment to vague milestones without objective acceptance criteria or test plans.
  • Failing to document change-control procedures, allowing scope creep and disputes about additional work.
  • Not assigning authorized signatories and titles, which can delay execution or invalidate approvals.

Typical risks and contractual penalties to consider

Delay Damages: Liquidated damages or daily penalties for missed milestones.
Payment Disputes: Suspension of work or interest on late payments.
IP Ownership: Unclear assignment risks loss of rights or downstream licensing claims.
Scope Creep: Uncontrolled additions increase cost and schedule risk.
Termination Costs: Early termination fees or obligations to pay completed work.
Regulatory Noncompliance: Failure to meet data or privacy laws can trigger fines.

Required information fields at a glance

Project Name: Unique identifier
Parties: Full legal names
Scope: Phase deliverables
Schedule: Milestone dates
Payment: Amounts and terms
Acceptance: Test criteria

eSignature pricing and capability snapshot for Development Phase Agreements

Compare starting prices and common features when selecting an eSignature provider for executing phase agreements; signNow is listed first for reference.

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 trial, no card 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
Envelope Cap No cap 100 envelopes/user/year Varies Varies Varies

Practical examples of phased agreements in use

These anonymized examples show how phased agreements structure deliverables, payments, and acceptance in real projects.

Case Study 1

A mid-size SaaS vendor used phase-based contracts to pilot a core module

  • Pilot phase limited scope to five features
  • The staged approach allowed payment on acceptance, reduced disputes, and resulted in clearer production handoffs.

Case Study 2

A construction subcontractor split work into three phases with defined inspections

  • Each phase required signed acceptance before payment
  • This reduced lien claims and ensured faster closure of punch-list items.

Frequently asked questions about Development Phase Agreements

Answers to common execution, enforceability, and operational questions when using phased contracts and digital signing.


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