OTHER COVERED EVENTS means only the following unforeseeable events or their consequences which occur while coverage is in effect under this Policy
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4) A change in plans by you, a Family Member traveling with you, or Traveling Companion resulting from one of the following events which occurs while coverage is in effect under this Policy:
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a) you or your Traveling Companion is required to work during the Covered Trip. A notarized written statement by a company officer and/or the Human Resources department demonstrating revocation of previously approved time off will be required;