# Software Change Impact Analysis: Example and Template

Editable worksheet. Examples on the website and in the example CSV are fictional and illustrative. Replace their IDs, assumptions, and review decisions with your own verified records.

## Change summary
Change ID: [ID]
Current behavior: [before]
Proposed behavior: [after]
Reason: [evidence]
Scope exclusions: [boundaries]
Baseline versions: [versions]

## Assumptions and unknowns
[Unknown dependency, investigator, deadline, approval blocked]

## Review
[Owners consulted, artifact relationships checked, compatibility and data consequences]

## Decision
[Approved / Rejected / Deferred / Reduced scope]
Approver: [role]
Date: [date]
Accepted risks: [risk, owner, trigger and response]

## Verification and rollout
[Tests, build, evidence, recovery constraints]

## Outcome review
[Unexpected effects and follow-up actions]

## Sources checked November 9, 2026
- NASA software change tracking — evaluate related products, cost and schedule — https://swehb.nasa.gov/display/SWEHBVC/SWE-080+-+Track+and+Evaluate+Changes
- NASA requirements management — maintaining requirement relationships — https://www.nasa.gov/reference/6-2-requirements-management/