Field approval, configuration control
Field-approval configuration management data support
This support confirms that a field-approval package points at a single controlled configuration and that its baselines, revisions, and release records agree on what that configuration is. It examines the change history behind the software, hardware, and system data, then flags where a submitted artifact does not match the baseline it claims to belong to. A configuration engineer runs it before submission. The output is a gap assessment against the controlled configuration, an artifact-to-release-record evidence map, and a plan to reconcile the mismatches it surfaces.
When this review is needed
- A field-approval package draws artifacts from several suppliers and no one has confirmed they share one baseline.
- The design changed during the project and some evidence still references a superseded revision.
- Software and hardware configuration indexes exist but have never been reconciled to the system baseline.
- A returned submission cited evidence that did not match the configuration the package claimed to approve.
The problem
Configuration control is what lets a reviewer trust that every artifact in a package describes the same article, and it is the first thing to slip when data arrives from multiple sources over a long project. A revision that moved on one side but not the other leaves the package describing two configurations at once. The modifier stitching supplier data together often cannot see, from the artifacts alone, which revision each one truly belongs to.
What gets reviewed
- The system baseline and the configuration each software and hardware item is meant to match
- Revision and release records for the artifacts making up the package
- Change history showing how the configuration reached its current state
- Configuration indexes reconciled across software, hardware, and system data
- Effectivity for the installation the field approval covers
- Traceability from each released artifact back to the change that produced it
Scope this review
Tell us the asset, the event, and the evidence in scope, and we will outline a focused first engagement.
Identify what is missing against the means of compliance.
What gets validated
- Every artifact in the package identifies the same controlled configuration
- Release records match the revision of the artifact they accompany
- Software and hardware configuration indexes reconcile to the system baseline
- The change history accounts for each revision the package relies on
- Effectivity ties the configuration to the installation the approval covers
Evidence normally required
- The system configuration baseline and its supporting index
- Software and hardware configuration indexes for the installed items
- Release records and change history for the package artifacts
- The change control records governing the project
- The effectivity and installation definition for the field approval
Common discrepancies
- An artifact that references a revision superseded elsewhere in the package
- A release record whose revision does not match the artifact it releases
- A software index and a system baseline that disagree on the installed build
- A change made late in the project that never propagated into the configuration index
What is at stake
If the package cannot prove it identifies one controlled configuration, the reviewer cannot rely on any evidence in it, and the whole submission stalls regardless of how strong the individual artifacts are. Untangling which revision each artifact belongs to after a return is slower than confirming the baselines line up before submission.
How the work runs
Fix the baseline
Establish the controlled configuration the package is meant to describe and the revision of each item in it.
Reconcile the indexes
Compare software, hardware, and system configuration indexes against that baseline and flag the disagreements.
Check the release records
Confirm each artifact's release record matches its revision and traces to the change that produced it.
Close the mismatches
Sequence the revision alignments needed so the package identifies one article before submission.
What the buyer receives
- A gap assessment against the controlled configuration the package claims
- An evidence map tying each artifact to its release record and revision
- A closure plan for the configuration mismatches before submission
Who uses the output
- Configuration and engineering leads deciding which revisions have to be aligned
- Compliance managers confirming the package identifies one article before submission
- Maintenance leadership relying on a package that describes the configuration to be installed
How the work fits into the transaction or program
Configuration control is the foundation the rest of the field-approval evidence rests on, so this review runs across the whole package rather than one discipline. Once the baselines reconcile, the software, hardware, and safety evidence can be trusted to describe the same article, which is what makes the reviewer's read possible.
Start with a single asset
Reduce finding cycles by checking the package first.
Regulatory limits
The review confirms the package identifies a single controlled configuration and reports where artifacts disagree. It does not set the baseline on anyone's behalf, approve the configuration, make a compliance finding, or determine airworthiness of the installed article.
What this review does not cover
- Establishing or operating the configuration management system itself
- Re-issuing release records or approving revisions
- Any approval or airworthiness determination on the configuration
Specific to this review
- A revision that moves on one artifact but not another leaves a package silently describing two configurations at once.
- Configuration mismatches undercut every other artifact in the package, so this is the check that gates the rest.
- Multi-supplier packages drift out of configuration alignment most often at the seams where one data pack meets another.
Sources
U.S. Government (eCFR). Type certificates, STCs (Subpart E), TSO authorizations (Subpart O), PMA (Subpart K), and export airworthiness approvals (Subpart L).
U.S. Government (eCFR). Maintenance recordkeeping content and approval-for-return-to-service requirements, including 43.9, 43.11, and Appendix B.
Federal Aviation Administration. FAA type certification process, certification basis establishment, and compliance findings.
SAE International. Development assurance process at aircraft and system level, including requirements capture and validation.
RTCA. Objectives and lifecycle data for airborne software assurance, by design assurance level (DAL A-E).
Frequently asked questions
Our artifacts came from different suppliers. Why does that raise configuration risk?
Each supplier controls its own revisions, and those revisions move on their own schedules. Without a reconciliation to one system baseline, a package can carry a software build, a hardware revision, and a system definition that do not actually belong to the same configuration, which is exactly what a reviewer catches.
Relevant glossary terms
Related pages
Where this fits
Talk to an engineer who has done this work
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