Division 23 of 25 · AUD Series

Asset Audit & Governance

The assurance, governance and accountability division of the AGL Asset Lifecycle Guide. After Divisions 01–22 establish the complete lifecycle — from planning and asset registration through operation, maintenance, reliability, digital management, performance and replacement — Division 23 verifies that the lifecycle system is actually being followed, the asset information remains reliable, and identified deficiencies are formally corrected and closed. The framework identifies asset audit checklists as a major deliverable, so this division is structured around audit criteria, evidence, findings, corrective actions and closure — not another maintenance or inspection procedure.

20 / 20
Topics Scoped
AUD-01 → 20
Topic ID Range
Assurance
Layer · Not Procedural
Rev 0
Initial Issue

The question this division answers — Are we managing, recording, controlling and improving the AGL asset correctly — and can every claim of compliance be traced to objective evidence, a documented finding, a corrective action and a verified closure?

Where Division 23 Sits in the Lifecycle

Division 23 does not compete with inspection, testing or KPI management — it verifies that those functions are actually happening, are properly evidenced, and that any deficiency they surface is corrected and closed. It is the independent assurance layer wrapped around Divisions 01–22.

01–22 — Plan → Register → Assess → Design → Procure → Install → Commission → Operate → Maintain → Monitor → Measure → Improve → Replace → Decommission → Digitize
23 — Audit & Governance
Correct → Verify → Continuous AGL Asset Lifecycle Improvement

Division 23 · Asset Audit & Governance Topics

20 of 20 topics scoped
AUD-01 Asset-Management Audit
Purpose

Evaluates whether the overall AGL asset-management framework — Divisions 01 through 22 — is being implemented effectively, not just documented.

Audit Areas
  • Asset planning
  • Asset identification
  • Asset classification
  • Asset criticality
  • Lifecycle planning
  • Maintenance strategy
  • Asset health
  • Reliability
  • Lifecycle cost
  • Replacement planning
  • Decommissioning
  • Digital asset management
  • KPI management
Audit Question

Is the airport managing its AGL assets according to the approved asset-management framework?

AUD-02 Asset-Register Audit
Purpose

Verifies whether the physical AGL asset population agrees with the controlled asset register maintained under Division 02.

Verify
  • Asset ID
  • Asset tag
  • Asset type
  • Manufacturer
  • Model
  • Serial number
  • Location
  • Installation date
  • Commissioning date
  • Status
  • Criticality
  • Condition
  • Warranty
  • Expected service life
Key Comparison
Physical AssetAsset Register

Any mismatch should be recorded and investigated.

AUD-03 Asset-Data Audit
Purpose

Evaluates the quality and completeness of asset information, connecting directly with Division 21 — Digital Asset Management.

Assess
  • Accuracy
  • Completeness
  • Consistency
  • Validity
  • Timeliness
  • Uniqueness
  • Traceability
Typical Findings
  • Missing serial numbers
  • Duplicate asset IDs
  • Incorrect locations
  • Missing commissioning dates
  • Incorrect asset status
  • Missing warranty information
  • Unlinked documents
  • Incomplete maintenance history
AUD-04 Criticality Audit
Purpose

Verifies whether assets have been correctly classified according to the approved criticality methodology from Division 03.

Check
  • Safety criticality
  • Operational criticality
  • Regulatory criticality
  • Risk ranking
  • Critical asset register
Questions
  • Has every required asset been assessed?
  • Is the methodology applied consistently?
  • Are high-criticality assets correctly identified?
  • Are criticality assessments periodically reviewed?
AUD-05 Maintenance Audit
Purpose

Verifies that the approved maintenance strategy is being implemented in practice, not only defined on paper.

Review
  • Preventive maintenance
  • Predictive maintenance
  • Condition-based maintenance
  • Corrective maintenance
  • Emergency maintenance
  • Work orders
  • Maintenance backlog
  • Maintenance history
  • PM compliance
Evidence
  • Work orders
  • Checklists
  • Maintenance reports
  • Test records
  • Inspection records
  • CMMS/EAM records
AUD-06 Inspection-Record Audit
Purpose

Verifies that required inspections are being performed and properly documented.

Check
  • Inspection frequency
  • Inspection scope
  • Asset identification
  • Inspection findings
  • Condition grading
  • Defect classification
  • Photographs where required
  • Corrective actions
  • Closure records
Key Question

Can every significant inspection result be traced to the correct AGL asset?

AUD-07 Testing-Record Audit
Purpose

Verifies that required electrical, functional and performance testing has been properly recorded.

Potential Records
  • Insulation resistance
  • Continuity
  • Earth resistance
  • CCR testing
  • Transformer testing
  • Fixture testing
  • PAPI testing
  • Sign testing
  • Functional testing
  • Photometric testing
Verify
Test RequirementTest PerformedResult RecordedAcceptance AssessedCorrective Action If Required
AUD-08 Warranty Audit
Purpose

Verifies that warranty information is complete and actively managed.

Review
  • Warranty registration
  • Warranty start date
  • Warranty expiry
  • Warranty claims
  • Failure records
  • Supplier response
  • Replacement/repair
  • Cost recovery
  • Warranty closure
Audit Objective

Ensure that valid warranty rights are not lost because of poor documentation or missed claim opportunities.

AUD-09 Spare-Parts Audit
Purpose

Verifies that critical spare-parts requirements are being properly managed.

Check
  • Critical spares
  • Minimum stock
  • Maximum stock
  • Reorder levels
  • Safety stock
  • Shelf life
  • Obsolete spares
  • Long-lead-time spares
  • Manufacturer-specific spares
  • Interchangeable spares
  • Traceability
Key Question

Are critical AGL assets adequately supported by the required spare-parts strategy?

AUD-10 Condition-Data Audit
Purpose

Verifies that asset condition information is accurate, current and supported by evidence.

Review
  • Condition assessments
  • Condition scores
  • Inspection results
  • Testing results
  • Defects
  • Condition trends
  • Health index
  • Remaining useful life (RUL)
Important Relationship
Condition DataAsset HealthRiskMaintenanceReplacement Decision

The audit should verify that this chain is logically supported.

AUD-11 Lifecycle-Cost Audit
Purpose

Verifies whether lifecycle-cost information is being captured and used for asset-management decisions.

Review
  • Acquisition cost
  • Installation
  • Commissioning
  • Energy
  • Maintenance
  • Spare parts
  • Failure
  • Downtime
  • Refurbishment
  • Upgrade
  • Replacement
  • Disposal
Audit Objective

Confirm that major lifecycle decisions are not being made solely on initial purchase price.

AUD-12 Replacement-Plan Audit
Purpose

Verifies whether the approved replacement programme is supported by objective asset evidence.

Check
  • End-of-life assessments
  • Condition
  • Criticality
  • Risk
  • Reliability
  • RUL
  • Obsolescence
  • Lifecycle cost
  • Replacement priority
  • Budget
  • Planned replacement date
Key Question

Are the highest-priority replacement needs actually receiving appropriate planning and funding attention?

AUD-13 Disposal-Record Audit
Purpose

Verifies that retired assets have been properly decommissioned and closed.

Review
  • Decommissioning approval
  • Isolation
  • Removal
  • Disposal
  • Recycling
  • Material recovery
  • Disposal certificates
  • Asset-register closure
  • Environmental records
Important

The audit should ensure that a physically removed asset is not still incorrectly shown as an active asset in the register.

AUD-14 Documentation Audit
Purpose

Verifies that lifecycle documentation is complete, current and traceable.

Review
  • Asset register
  • As-built drawings
  • Datasheets
  • Manuals
  • Test reports
  • Commissioning records
  • Inspection reports
  • Maintenance records
  • Warranty records
  • Failure records
  • Replacement records
  • Disposal records
Document Control — Check
  • Revision
  • Approval
  • Date
  • Responsible person
  • Superseded versions
  • Accessibility
AUD-15 CMMS/EAM Audit
Purpose

Verifies whether the digital asset-management system accurately represents the physical asset-management process.

Check
  • Asset master data
  • Asset hierarchy
  • Work orders
  • PM schedules
  • Maintenance history
  • Failure records
  • Inspection records
  • Testing records
  • Spare-parts data
  • User permissions
  • Data quality
  • Reporting
Physical-to-Digital Verification
Physical AssetDigital Asset Record

This is one of the most important audit checks in the modern AGL environment.

AUD-16 Compliance Audit
Purpose

Verifies conformity with the applicable requirements governing the AGL asset-management system.

Potential Areas
  • Approved airport procedures
  • Engineering standards
  • Maintenance requirements
  • Safety requirements
  • Regulatory requirements
  • Manufacturer requirements
  • Contract requirements
  • Asset-management policies
Principle

The audit should identify the specific applicable requirement and objective evidence, rather than making a generic claim of compliance.

AUD-17 Asset-Governance Review
Purpose

Governance defines who is responsible for what within the asset lifecycle.

Review
  • Asset ownership
  • Asset-management responsibility
  • Engineering responsibility
  • Maintenance responsibility
  • Data ownership
  • Approval authority
  • Change control
  • Risk ownership
  • Budget ownership
  • Audit responsibility
Key Question

Is there clear accountability for every major asset-management decision?

Asset Governance RACI (Example)
ActivityAsset OwnerEngineeringMaintenanceProcurementData/CMMS
Asset IdentificationARCIR
CriticalityARCIC
Maintenance StrategyARRIC
Asset RegisterACCIR
ReplacementARCCC
DisposalARRCR
Data GovernanceACCIR
AuditARCCR

R = Responsible · A = Accountable · C = Consulted · I = Informed. The actual assignments should be customized to the airport's organizational structure.

AUD-18 Audit Findings
Purpose

Every audit finding should be documented consistently so it can be tracked, prioritized and closed.

Recommended Finding Fields
  • Finding ID
  • Audit area
  • Asset/system
  • Requirement
  • Evidence
  • Finding description
  • Severity
  • Risk
  • Responsible person
  • Corrective action
  • Target date
  • Status
AUD-19 Corrective Action
Purpose

Audit findings should result in controlled corrective actions that resolve the underlying deficiency.

Corrective-Action Process
Finding
Root Cause
Corrective Action
Responsible Person
Target Date
Implementation
Evidence
Verification
Principle

A corrective action should address the cause of the deficiency, not merely correct the immediate symptom.

AUD-20 Audit Closure
Purpose

An audit should only be closed after the findings have been appropriately addressed and verified.

Closure Process
Finding Identified
Corrective Action Proposed
Action Approved
Action Implemented
Evidence Submitted
Effectiveness Verified
Finding Closed
Closure Status
  • Open
  • Action in progress
  • Awaiting evidence
  • Pending verification
  • Closed
  • Overdue
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Master Structure

All 20 Division 23 topics at a glance.

No.TopicAudit Question
01Asset-Management AuditIs the airport managing its AGL assets according to the approved framework?
02Asset-Register AuditDoes the physical asset population agree with the controlled register?
03Asset-Data AuditIs asset information accurate, complete and traceable?
04Criticality AuditHave assets been correctly and consistently classified?
05Maintenance AuditIs the approved maintenance strategy being implemented?
06Inspection-Record AuditCan every significant inspection be traced to the correct asset?
07Testing-Record AuditHas required electrical/functional testing been properly recorded?
08Warranty AuditIs warranty information complete and actively managed?
09Spare-Parts AuditAre critical assets adequately supported by the spares strategy?
10Condition-Data AuditIs condition data accurate, current and evidence-based?
11Lifecycle-Cost AuditIs lifecycle cost — not just purchase price — driving decisions?
12Replacement-Plan AuditIs the replacement programme supported by objective evidence?
13Disposal-Record AuditAre retired assets properly decommissioned and closed?
14Documentation AuditIs lifecycle documentation complete, current and traceable?
15CMMS/EAM AuditDoes the digital record match the physical asset-management process?
16Compliance AuditIs conformity supported by specific requirements and objective evidence?
17Asset-Governance ReviewIs there clear accountability for every major asset decision?
18Audit FindingsIs every finding documented to a consistent standard?
19Corrective ActionDoes the action address root cause, not just the symptom?
20Audit ClosureHas the finding been implemented, evidenced and verified?

Recommended Audit Checklist Fields

Since the framework identifies asset audit checklists as a major deliverable, every Division 23 checklist should follow this standardized field structure.

FieldDescription
Audit IDUnique audit reference
Audit AreaAsset register / maintenance / etc.
RequirementWhat should exist
Audit QuestionWhat is being checked
Evidence RequiredRecord / document / physical evidence
StatusCompliant / Non-compliant / Observation
FindingIdentified deficiency
RiskConsequence
ActionRequired correction
Responsible PersonAction owner
Due DateClosure target
VerificationEvidence of completion
ClosureFinal status

Key Deliverables

The mandatory outputs of Division 23.

AGL Asset-Management Audit Framework
AGL Asset Audit Plan
AGL Asset Audit Checklist
AGL Asset-Register Audit Checklist
AGL Asset-Data Audit Checklist
AGL Criticality Audit Checklist
AGL Maintenance Audit Checklist
AGL Inspection-Record Audit Checklist
AGL Testing-Record Audit Checklist
AGL Warranty Audit Checklist
AGL Spare-Parts Audit Checklist
AGL Condition-Data Audit Checklist
AGL Lifecycle-Cost Audit Checklist
AGL Replacement-Plan Audit Checklist
AGL Disposal-Record Audit Checklist
AGL Documentation Audit Checklist
AGL CMMS/EAM Audit Checklist
AGL Compliance Audit Checklist
AGL Asset-Governance Review Framework
AGL Audit Findings Register
AGL Corrective Action Register
AGL Audit Closure Framework

Most Important Design Principle

Division 23 stays in the assurance layer. It does not repeat inspection or KPI work — it confirms that inspection, testing, maintenance, and performance management are actually being carried out, correctly evidenced, and that identified gaps are closed with a verified corrective action.

Inspection Asks

What is the condition of the asset?

KPI Management Asks

How is the asset performing?

Audit Asks

Are we managing, recording, controlling and improving the asset correctly?

Division 23 becomes the independent assurance and governance layer over Divisions 01–22, and closes the loop back into continuous improvement.

Divisions 01–22 — Plan → Register → Assess → Design → Procure → Install → Commission → Operate → Maintain → Monitor → Measure → Improve → Replace → Decommission → Digitize
Division 23 — AUDIT
CORRECT → VERIFY → CONTINUOUS AGL ASSET LIFECYCLE IMPROVEMENT

Frequently Asked Questions

Quick answers about Asset Audit & Governance in the AGL Asset Lifecycle Guide.

Q1What is Division 23 — Asset Audit & Governance in the AGL Asset Lifecycle Guide?

Division 23 is the assurance, governance and accountability division. It covers 20 topics on asset-management, register, data, criticality, maintenance, inspection, testing, warranty, spares, condition, lifecycle-cost, replacement, disposal, documentation, CMMS/EAM and compliance audits, plus governance review, findings, corrective action and closure.

Q2What is an asset-management audit?

It evaluates whether the overall AGL asset-management framework, Divisions 01 through 22, is being implemented effectively and not just documented. Division 23 is the assurance, governance and accountability division of the guide.

Q3What is the difference between an asset-register audit and an asset-data audit?

An asset-register audit verifies whether the physical AGL asset population agrees with the controlled register from Division 02, checking items such as asset ID, tag, type, manufacturer, model and serial number. An asset-data audit evaluates the quality and completeness of asset information, judged on accuracy, completeness, consistency, validity, timeliness and uniqueness.

Q4Which lifecycle areas are audited?

Division 23 has audits for criticality, maintenance, inspection records, testing records, warranty, spare parts, condition data, lifecycle cost, replacement plans, disposal records, documentation, CMMS/EAM systems and compliance.

Q5What does a criticality audit verify?

It verifies whether assets have been correctly classified according to the approved criticality methodology from Division 03, covering safety, operational and regulatory criticality and risk ranking.

Q6What is a CMMS/EAM audit?

It verifies whether the digital asset-management system accurately represents the physical asset-management process, checking asset master data, hierarchy, work orders, PM schedules, maintenance history and failure records.

Q7What is an asset-governance review?

Governance defines who is responsible for what within the asset lifecycle, covering asset ownership and asset-management, engineering, maintenance and data responsibility.

Q8How are audit findings, corrective actions and closure handled?

Every finding should be documented consistently, with a finding ID, audit area, asset or system, requirement, evidence and description, so it can be tracked, prioritized and closed. Findings should lead to controlled corrective actions that resolve the underlying deficiency, and an audit should be closed only after findings have been addressed and verified. Status tracking runs from open through action in progress, awaiting evidence and pending verification to closed or overdue.

Go Further

Audit the Asset. Govern the Programme. Build AGL Expertise.

Effective AGL asset management starts with an audit process that checks whether the programme is actually being followed.

Learn how asset-register, criticality, maintenance, inspection and documentation audits connect across the complete AGL asset lifecycle.

Turn technical reference knowledge into a deeper understanding of how AGL assets are planned, managed, operated and sustained throughout their lifecycle.

Audit better. Govern the programme. Build technical capability.

Take Your AGL Knowledge Further

Build structured knowledge in:

AGL Fundamentals Asset-Register Audit Criticality Audit Maintenance Audit Compliance Audit Audit Findings Corrective Action Audit Closure

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