Programme dossier
Led by World Customs Organization.
COLIBRI: General aviation monitoring and control project on the record
Monitoring and control of general aviation — the small aircraft and unscheduled flights that scheduled-airport controls do not reach.
What it addresses
COLIBRI addresses a gap the other programmes leave open. Interdiction effort concentrates on scheduled commercial traffic through major airports, and general aviation — light aircraft, private flights, unscheduled movements, small aerodromes — operates largely outside it. Where enforcement hardens at the container port and the international terminal, this is the channel that remains.
How it works
The work centres on the visibility of flights that file little or no advance information: identifying aerodromes and airstrips in use, building the capacity to detect unreported movements, and connecting civil aviation authorities to customs and police so that an anomalous flight becomes an actionable one. It is a surveillance and coordination problem more than an inspection problem. The official description sets out three components, and the middle one is the load-bearing part: capacity-building for the customs officials and administrations concerned; a specialist database through which partner countries share what they hold on general-aviation movements; and joint operations in the field. A database is what turns a series of national observations into a route that can be seen end to end, and an aircraft that files nothing is only anomalous against what the neighbouring administration already recorded.
Where it applies
COLIBRI addresses 3 of the corridors described on the drug routes page: The Caribbean corridor, The Central American isthmus, The West African corridor. The jurisdictions on each are listed there, and every one of them has a record setting out its treaty position, its confirmed national instruments and its current monitoring status.
That combination is what determines whether a programme of this kind can operate in a given place. Capacity-building assumes there is a legal power to build capacity around: an interdiction technique needs a statutory basis, a joint investigation needs a mutual legal assistance route, and a trace needs a record-keeping obligation. Where those are absent the constraint is legislative rather than operational.
Jurisdictions on those corridors — 30
Anguilla · Antigua and Barbuda · Barbados · Belize · Brazil · British Virgin Islands · Cabo Verde · Colombia · Costa Rica · Dominica · Dominican Republic · El Salvador · Gambia · Ghana · Guatemala · Guinea · Guinea Bissau · Honduras · Jamaica · Liberia · Mexico · Nicaragua · Nigeria · Panama · Saint Lucia · Saint Vincent and the Grenadines · Senegal · Sierra Leone · Trinidad and Tobago · Venezuela
This is the reach of the corridors COLIBRI addresses, not a list of participating states: participation is asserted by the inherited index and confirmed by no official source, so it is not published. What can be stated is which jurisdictions sit on the routes in question, and what the record shows about each. Of the 30, 1 carry no national instrument confirmed against a citable register — Liberia — which is precisely the condition in which operational assistance runs ahead of the legal basis for using it.
Treaty basis
In substance the work operationalises the cooperation and interdiction provisions of the 1988 Convention as applied to air traffic. The distinction matters: a programme of this kind creates no legal powers of its own. It builds the capacity of states to use powers they already hold under instruments they have ratified, which is why a jurisdiction that is not party to the relevant instrument gains less from participation than one that is. What each instrument obliges is set out on the conventions reference.
Questions
What was COLIBRI?
General aviation monitoring and control project, led by World Customs Organization. Monitoring and control of general aviation — the small aircraft and unscheduled flights that scheduled-airport controls do not reach. The description on this page is drawn from World Customs Organization, which documents it.
What problem was COLIBRI designed to address?
COLIBRI addresses a gap the other programmes leave open. Interdiction effort concentrates on scheduled commercial traffic through major airports, and general aviation — light aircraft, private flights, unscheduled movements, small aerodromes — operates largely outside it. Where enforcement hardens at the container port and the international terminal, this is the channel that remains.
Which trafficking corridors does COLIBRI relate to?
The Caribbean corridor, The Central American isthmus, The West African corridor. Those corridors and the jurisdictions on them are set out on the drug routes page.
What is the treaty basis for this kind of work?
In substance, the cooperation and interdiction provisions of the 1988 Convention as applied to air traffic. A programme of this kind does not create legal powers; it builds the capacity to use powers a state already has under instruments it has ratified, which is why the ratification position on each jurisdiction record matters to what such a programme can achieve there.
Is COLIBRI still running?
This index does not assert a current operational state for any programme in it. Funding cycles turn over faster than the pages describing them, and a dossier that claimed a programme was active would be making a claim it could not keep current. World Customs Organization is the place to check, and it is linked from the sources at the foot of this page.
Where does COLIBRI apply?
To the 30 jurisdictions on the corridors it addresses, each of which has a record here. 1 of them carry no national instrument confirmed against an official register, which is where capacity-building meets a documentation gap: a joint unit can be established in a jurisdiction whose statute this dataset cannot cite. Participant lists are not published here — the inherited archive asserts them and no official source confirms them, so the reach given is the corridor reach.
Sources
- World Customs Organization — General aviation monitoring and control project . Checked 2026-07-30.