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ICAO Annex 19, Doc 9859 & Doc 10159 | Effective SMS Consulting
- May 14, 2026
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AVIATION SAFETY & COMPLIANCEBy Aero Support Group FZCO · 29 March 2026
KEY TOPIC
After more than 1,000 aviation projects, experience in 100+ countries, and work involving 500+ airports, airlines, MROs, ground handlers, airports, ANSPs and civil aviation authorities, one conclusion has become increasingly clear to Aero Support Group: Aviation has many documented Safety Management Systems. But truly effective SMS implementation is still not common enough. This is where the relationship between ICAO Annex 19, ICAO Doc 9859 and ICAO Doc 10159 becomes critical.
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Service Overview
After more than 1,000 aviation projects, experience in 100+ countries, and work involving 500+ airports, airlines, MROs, ground handlers, airports, ANSPs and civil aviation authorities, one conclusion has become increasingly clear to Aero Support Group:
Aviation has many documented Safety Management Systems.
But truly effective SMS implementation is still not common enough.
This may sound uncomfortable for an industry that is highly regulated, highly audited and heavily procedure-driven. Aviation is excellent at producing manuals, policies, checklists, reporting forms, risk registers, committee minutes and audit records.
But SMS effectiveness is not proven by the existence of documents.
It is proven by whether the organisation can detect risk earlier, act on evidence, monitor controls, learn from weak signals and improve before the next event.
Annex 19 defines the safety management framework. Doc 9859 explains how Safety Management Systems and State Safety Programmes should be implemented. Doc 10159 moves the discussion further by focusing on safety data, safety information, analysis, sharing and the development of safety intelligence.
The real question for aviation organisations is no longer: “Do we have an SMS?”
The better question is: “Can we prove that our SMS works?”
ASG services for Doc 9859 and Doc 10159
Putting these documents into practice? See ICAO Safety Intelligence and SDCPS consulting, ICAO Annex 19 SMS compliance, SMS, QMS and IMS development and our safety management systems services.
Why Effective SMS Is Still a Challenge in Aviation
Many aviation organisations can present a complete SMS structure during an audit. They may have SMS Manual, Safety Policy, Hazard Reporting System, Risk Register, Safety Review Board records, Safety Action Group minutes, Safety Performance Indicators, Corrective action tracking, Internal audit reports, Training records, Emergency response interfaces, and Management review minutes.
All of these elements are necessary. But they do not automatically prove that SMS is effective.
In many organisations, SMS is still treated as a compliance file. It exists, but it does not always influence operational decision-making in a measurable way.
The common issue is not always the absence of SMS documentation. The issue is often the weak connection between safety data, operational risk, management review, safety performance, corrective action, and real improvement.
This is why aviation may still be behind several other high-risk industries in the practical use of integrated safety intelligence. Aviation collects a lot of safety information. But collecting information is not the same as learning from it.
ICAO Annex 19: The Safety Management Framework
ICAO Annex 19 provides the international framework for safety management. It brings safety management responsibilities into a dedicated Annex and supports a more consistent approach for States and service providers.
For aviation organisations, Annex 19 is important because it defines the foundation of SMS expectations. It addresses the need for structured safety management, safety risk management, safety assurance, safety promotion and safety performance monitoring.
In practical terms, Annex 19 answers the question: What safety management framework must be in place?
The direction of ICAO safety management is increasingly focused on safety data, safety information and safety intelligence. Annex 19 should be understood as a performance framework, not only as a compliance framework.
ICAO Doc 9859: Building and Operating the SMS
ICAO Doc 9859, the Safety Management Manual, has been the main practical reference for SMS and State Safety Programme implementation. It helps organisations understand how to build, implement and improve a Safety Management System.
Doc 9859 supports practical SMS elements such as: safety policy and objectives, safety accountabilities, hazard identification, safety risk assessment, risk mitigation, safety assurance, safety performance monitoring, management review, safety promotion, training and communication.
In practical terms, Doc 9859 answers the question: How should SMS be built and operated?
The SMS exists, but the organisation may still struggle to show that it is learning. Hazard reports may not be analysed deeply enough. SPIs may be too generic. Risk registers may not be updated based on operational reality. Safety meetings may record discussion but not drive measurable management action. This is the gap between SMS implementation and SMS maturity.
ICAO ANNEX 19 · DOC 9859 · DOC 10159
1,000+ AVIATION PROJECTS | 100+ COUNTRIES | 500+ AIRPORTS | ICAO ANNEX 19 | DOC 9859 | DOC 10159 | SMS EFFECTIVENESS | SAFETY INTELLIGENCE
Looking for the Doc 9859 or Doc 10159 PDF?
ICAO documents are copyright publications sold through the ICAO Store, and ASG does not host copies. The official starting points are ICAO's Safety Intelligence Manual (Doc 10159) page and its Safety Management pages for Annex 19 and Doc 9859 guidance. For an SMS and safety intelligence gap checklist aligned with both documents, contact ASG.
ICAO Doc 10159: From Safety Data to Safety Intelligence
ICAO Doc 10159, the Safety Intelligence Manual, represents a major shift in how aviation organisations should understand safety data and safety information. ICAO describes Doc 10159 as guidance on the collection, processing, analysis and application of safety data and safety information, and the development of safety intelligence. It also includes guidance on the sharing and exchange of safety information and safety intelligence, while complementing Doc 9859.
This is important because many aviation organisations already collect safety data. The problem is not always data availability. The problem is often data use.
Safety data may be fragmented across departments. Reports may be stored but not analysed. SPIs may be monitored but not linked to risk. Audit findings may be closed without trend analysis. Operational events may be investigated individually but not connected to wider system weaknesses.
Doc 10159 answers the question: What is the organisation learning from its safety data?
It is not only about collecting reports. It is about understanding patterns, identifying weak signals, sharing information and supporting better decisions.
How Annex 19, Doc 9859 and Doc 10159 Work Together
Annex 19 defines the framework. It tells States and service providers what safety management expectations must be addressed. Doc 9859 explains the implementation. It helps aviation organisations build and operate the SMS or SSP. Doc 10159 strengthens the intelligence layer. It helps organisations use safety data and safety information to develop safety intelligence.
Together, these three references show the evolution of aviation SMS: from documentation, to implementation, to performance, to intelligence. This is the direction of modern safety management.
Common SMS Weaknesses We See in Aviation Organisations
Based on ASG’s operational and regulatory consulting experience across more than 1,000 aviation projects, the most common SMS weaknesses include:
- SMS procedures exist, but they are not fully embedded in daily operations.
- Hazard reporting systems exist, but reporting culture is weak.
- Safety data is collected, but trend analysis is limited.
- SPIs are defined, but they do not always reflect actual operational risk.
- Safety targets are established, but management action is not always triggered when performance changes.
- Risk assessments are completed, but risk controls are not consistently monitored.
- Safety Review Boards are held, but outputs are not always translated into measurable improvement.
- Corrective actions are closed, but effectiveness verification is not strong enough.
- Safety information remains inside departmental silos.
- Senior management receives safety reports, but not always safety intelligence.
The Difference Between a Documented SMS and an Effective SMS
A documented SMS can show that the required structure exists. An effective SMS shows that the structure works. A documented SMS may include a hazard reporting form. An effective SMS proves that reports are analysed, risk-ranked, acted upon and reviewed. A documented SMS may include SPIs. An effective SMS proves that SPIs are meaningful, monitored and used for management decisions.
This difference is critical. Audits increasingly look beyond whether the organisation has a procedure. They look at whether the procedure is implemented, evidenced, monitored and improved.
Why This Matters for Airlines
For airlines, SMS effectiveness requires integration across multiple operational domains. Flight operations, cabin operations, dispatch, maintenance, ground operations, cargo, security, training, compliance monitoring and emergency response cannot be treated as separate safety worlds. A weak signal in one department may become a major operational exposure when combined with another weakness elsewhere. Annex 19, Doc 9859 and Doc 10159 help airlines move from isolated reporting to integrated safety intelligence.
Why This Matters for MROs and Part-145 Organisations
For MROs and Part-145 organisations, SMS effectiveness is increasingly linked to maintenance risk, human factors, competence, tooling, documentation, shift handover, repeat defects and error management. An effective SMS connects safety data and supports management decisions before the risk becomes operationally significant.
Why This Matters for Ground Handlers
Ground handling is one of the clearest examples of why SMS must move beyond documentation. Ramp operations are fast, dynamic and exposed to multiple operational pressures. A ground handling SMS should help management understand where the next event is likely to occur and what controls require strengthening. That is the difference between reporting and safety intelligence.
Why This Matters for Airports
For airports, SMS effectiveness requires integration across airside operations, runway safety, apron safety, wildlife hazard management, emergency response, contractor oversight and infrastructure risks. An airport SMS must not only collect records — it must convert them into safety decisions.
Why This Matters for Civil Aviation Authorities
For civil aviation authorities, the shift toward safety intelligence is directly connected to risk-based oversight and State Safety Programme maturity. ICAO’s guidance on safety data, safety information and safety intelligence is therefore highly relevant to modern oversight. For authorities, Annex 19 defines the safety management responsibility, Doc 9859 supports SSP and SMS implementation, and Doc 10159 strengthens the safety intelligence function.
ASG SMS Effectiveness Review Approach
Aero Support Group supports aviation organisations in moving from documented SMS compliance to practical SMS effectiveness. Our review typically includes: SMS manual and procedure review, Annex 19 alignment assessment, Doc 9859 implementation review, Doc 10159 safety intelligence alignment review, hazard reporting process review, risk assessment methodology review, SPI and safety performance monitoring review, Safety Review Board and Safety Action Group review, corrective action and effectiveness verification review, safety data sources and analysis process review, cross-domain safety information flow review, audit readiness and evidence traceability review, and management review and decision-making assessment.
ASG SMS Consulting Services
Need Support with ICAO Annex 19, Doc 9859 or Doc 10159 SMS Alignment?
ASG SMS Consulting Services
ICAO Annex 19 SMS Gap Assessment
ASG reviews the organisation’s SMS framework against ICAO Annex 19 expectations and identifies gaps in structure, implementation, evidence and effectiveness. This includes review of SMS manuals, safety policies, accountability structures, risk management processes, safety assurance activities and safety performance monitoring.
ICAO Doc 9859 Implementation Support
ASG supports organisations in strengthening the practical implementation of SMS in line with ICAO Doc 9859 principles. This may include procedure development, SMS governance improvement, risk management process design, safety committee structure, safety promotion and training support.
ICAO Doc 10159 Safety Intelligence Alignment
ASG helps organisations assess whether their safety data and safety information processes are capable of supporting safety intelligence. This includes review of data collection, processing, analysis, sharing, reporting, management review and decision-making processes.
SMS Effectiveness Review
ASG conducts independent SMS effectiveness reviews to determine whether the SMS is implemented, evidenced and functioning in practice. The review focuses on whether SMS outputs influence real operational decisions.
Safety Performance Monitoring and SPI Framework
ASG supports the development and improvement of meaningful SPIs, safety performance targets and monitoring mechanisms. The objective is to ensure SPIs are not just reported, but used.
SMS RADAR Continuous Monitoring Support
ASG provides continuous advisory support for organisations that want to maintain SMS effectiveness, regulatory readiness and management visibility throughout the year. This may include monthly reviews, regulatory intelligence, evidence checks, SPI review, safety data trend review and management briefing support.
Expected Benefits
An effective SMS review can help the organisation: identify SMS maturity gaps, strengthen safety data analysis, improve hazard reporting quality, make SPIs more meaningful, connect safety meetings to management action, improve corrective action effectiveness verification, prepare better for audits and inspections, support IOSA, ISAGO, EASA, UK CAA or national CAA readiness, reduce isolated departmental safety information, and improve management understanding of operational risk.
SMS Effectiveness: Essential Takeaways
- ICAO Annex 19 defines the safety management framework.
- ICAO Doc 9859 supports practical SMS and SSP implementation.
- ICAO Doc 10159 strengthens the safety intelligence layer.
- Many aviation organisations have documented SMS structures but still struggle to demonstrate effectiveness.
- Safety data alone is not enough — the organisation must convert safety data into safety intelligence.
- Audit readiness now requires evidence of implementation and effectiveness, not just documentation.
- An effective SMS helps the organisation see risk earlier, act faster and improve before the next event.
Annex 19 defines the international safety management framework. Doc 9859 provides practical guidance for SMS and SSP implementation. Doc 10159 provides guidance on safety data, safety information, analysis, sharing and the development of safety intelligence. Together, they support the movement from SMS documentation to SMS effectiveness.
No. An SMS manual is necessary, but it does not prove that the SMS is effective. Organisations must also demonstrate implementation, evidence, monitoring, management action and continuous improvement.
Doc 10159 is important because many aviation organisations collect safety data but do not always convert it into safety intelligence. The manual supports better collection, processing, analysis, application and sharing of safety data and safety information.
SMS effectiveness means the SMS is not only documented, but actively used to identify hazards, assess risks, monitor controls, review safety performance, support management decisions and improve the operation.
Yes. SMS effectiveness is directly relevant to IOSA, ISAGO and other audit environments because auditors increasingly look for evidence of implementation, monitoring and management action rather than documentation alone.
Need Support with Part-145 Compliance & SMS?
Aero Support Group provides regulatory compliance support, SMS gap analysis, and AMO advisory services for aviation organisations worldwide.
Need Support with ICAO Annex 19, Doc 9859 or Doc 10159 SMS Alignment?
Aero Support Group supports airlines, MROs, ground handlers, airports, ANSPs and civil aviation authorities with practical SMS implementation, SMS effectiveness review, safety performance monitoring and audit readiness.
Our team can support your organisation with ICAO Annex 19 alignment, Doc 9859 implementation, Doc 10159 safety intelligence review, SMS gap assessment, SMS manual development, safety performance monitoring and continuous SMS RADAR advisory support.
Contact Aero Support Group to discuss how your organisation can move from documented SMS compliance to measurable SMS effectiveness.
Email: info@aerosupport360.com | Website: www.aerosupport360.com