PublicProof AcademyWorking document
Reviewed Sep 9, 2026
Change Order
Nothing extra gets done, and nothing extra gets billed, until this is signed.
Unbilled extra work is the quietest way a service business loses its whole margin. One page, signed before the work starts, fixes it permanently.
| Change order number | [CO-001] | Date | [] |
|---|---|---|---|
| Customer | [] | Original agreement dated | [] |
| Site | [] | ||
1. What changed
[WHAT CAME UP, IN PLAIN LANGUAGE. What was found, what the customer asked for, or what conditions changed.]
2. Work being added or removed
| Add or remove | Description | Amount |
|---|---|---|
| [ADD / REMOVE] | [] | [$] |
| [ADD / REMOVE] | [] | [$] |
| [ADD / REMOVE] | [] | [$] |
| Net change to contract price | [$] | |
3. Effect on price
| Original contract price | [$] |
|---|---|
| Changes previously approved | [$] |
| This change order | [$] |
| New contract total | [$] |
4. Effect on schedule
| Previous completion date | [] |
|---|---|
| Added time | [NUMBER] [days / weeks] |
| New completion date | [] |
5. Everything else stays the same
All other terms of the original agreement remain in force. This change order does not waive any part of it.
Customer signature and date, required before work begins
Provider signature and date
Before you use this: This is a working starting point, not legal, tax, or insurance advice. Read every line, replace every bracketed field, delete what does not apply to you, and have anything you are unsure about reviewed by a qualified professional in your state before you sign it or send it to a customer.