4. TESTING
4.1 When the Contractor has completed any Transition Activity or Transformation Activity each cause in respect of a Milestone it shall submit any Deliverables relating to that Milestone for Testing and the parties shall follow the applicable provisions of the Testing Procedures.
4.2 If the Contractor successfully completes the requisite Tests, the Authority shall issue a Milestone Achievement Certificate as soon as reasonably practical following such successful completion.
4.3 If the Contractor does not successfully complete or Achieve any Test, the provisions of Clauses 5 (Delays - General Provisions), 6 (Delays Due to Contractor Default), 7 (Delays to Milestones due to Authority Cause) and 8 (Delays Not Due to One Party) shall apply as appropriate.