 2019  Contract number: [ complete ]  II.20. Price revision ................................................................................................... 33 II.21. Payments and guarantees................................................................................. 34 II.22. Reimbursements .............................................................................................. 36 II.23. Recovery.......................................................................................................... 37 II.24. Checks and audits ............................................................................................ 38 ANNEX III........................................................................................................................ 40 ANNEX IV (A) – LIST OF PRE-EXISTING RIGHTS ................................................... 47 ANNEX IV (B) - DECLARATION OF NO PRE-EXISTING RIGHTS ......................... 47 ANNEX V - DATA PROTECTION CLAUSES .............................................................. 48 4 