22/09/2026
The dispute is never about the arithmetic.
An airline queries a landing fee six months after it was invoiced. The charge is defensible, probably. The question is whether anyone can still show how the system arrived at it on the day.
Aeronautical charges were 54 percent of the 194.9 billion US dollars airports earned globally in 2024, and every dollar of that is invoiced against something that happened on the apron.
Our latest article looks at what it takes for that invoice to survive scrutiny: charges calculated from recorded operations, approval that only unlocks once the billing cycle closes, and a record that cannot be edited afterwards.
Read it here: https://www.airportlabs.com/post/from-draft-to-immutable-the-anatomy-of-an-audit-proof-billing-cycle-6bd8a