An individual so removed will be allowed to return to work on ExxonMobil Property only after Contractor conducts alcohol and drug testing on the individual as soon as possible following the individual's removal from the site, and Contractor certifies in writing the test identification number, the individual's government work identification number (i.e., U.S. Social Security, or equivalent), the test date and time, and a negative test result. On that written certification Contractor will include a consent signed by the individual permitting disclosure to ExxonMobil of the test result. See Attachment 2.