Aviation glossary · Lease and transitionMaintenance reserves
Payments made by an operator to a lessor against future major maintenance, held and drawn down as that maintenance is carried out.
Why it matters
Reserves are calculated from utilisation and maintenance status — the same numbers that have to be right everywhere else. A reserve built on a stale counter is a financial error.
In AerSynx
Portfolio analytics read the maintained record, so the reserve position and the technical status come from one source. Portfolio →