Common use of Applicability and Performance Retention Term Clause in Contracts

Applicability and Performance Retention Term. This Letter Agreement shall be applicable to the Covered Aircraft, including the engines installed on the Covered Aircraft, whether purchased from Boeing as installed engines or acquired from the engine manufacturer (Engine Manufacturer), as new spare engines for support of the Covered Aircraft during the performance deterioration term of this Letter Agreement. P.A. No. 3075 Performance Retention Guarantee - Trent Aerovias del Continente Americano S.A. AVIANCA 6-1162-DME-0899 page 2 [*] The term of Boeing’s and Customer’s rights and obligations pursuant to this Letter Agreement shall commence on the date the first Covered Aircraft enters commercial service and shall expire [*] months after such date (Performance Retention Term).