Reference
Identify original contract number, section, and date so the amendment clearly attaches to the correct agreement.
A written modification reduces disputes by clarifying expectations, cost allocation, and schedule impact while preserving an audit trail and enabling consistent change control across stakeholders.
Project modifications are completed by people who manage scope, deliverables, or contracts before final execution.
The document helps these roles coordinate approvals, maintain records, and meet compliance or audit requirements.
Project owner or contracting officer with delegated authority. Confirm authority in corporate resolution or procurement policy; signatures outside delegation may be voidable or challenged.
Designated project manager or contract administrator. This person handles day-to-day approvals, coordinates cost impacts, and certifies technical accuracy before formal signature.
Identify original contract number, section, and date so the amendment clearly attaches to the correct agreement.
Describe added, removed, or altered tasks in specific terms, citing deliverable names, milestone numbers, or drawing references.
State dollar amounts or formulae for adjustments, payment schedule changes, and any retainage or holdbacks.
Specify revised milestone dates, critical path changes, and any agreed extensions or acceleration requirements.
Include signature blocks for each party, printed names, titles, and the date of signing to evidence mutual consent.
Attach revised schedules, change orders, estimates, drawings, or third‑party approvals that substantiate the modification.
| Field | Configuration |
|---|---|
| Signing Order | Sequential or parallel per contract clause |
| Authentication | Email plus SMS code or ID check for high-risk changes |
| Notifications | Escalation reminders at defined intervals |
| Retention | Set automatic archival and export policy |
Select a platform that supports your authentication, audit, and storage needs and integrates with your existing systems.
Ensure the platform captures timestamps, signer identity evidence, and a tamper-evident final file to support enforceability and audit needs.
Submit change requests promptly upon scope discovery to minimize schedule disruption
Allow a defined review period (commonly 5–10 business days)
State the date changes take effect to coordinate billing and performance
Specify when revised invoices or progress payments begin
Track payment dates for year-end accounting and tax considerations
Change request logged and assigned for evaluation.
Cost, schedule, and risk analysis completed.
Authorized signatories execute the modification.
Work is scheduled and invoices adjusted as required.
The team digitized change orders to streamline approvals and reduce turnaround time.
BIS standardized modification templates to ensure consistent cost accounting and approvals.
| 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 |
| Envelope Cap | No cap | 100 envelopes/user/year | Varies | Varies | Varies |