Vehicle Assessment before Replacement 4.1.1. Prior to any vehicle glass replacement, assess any and all conditions that would compromise the retention system after a glass replacement and agree not to replace the glass if these conditions exist. The Contractor must notify the owner/operator of the vehicle when any condition exists that would compromise the retention system/windshield replacement. 4.2. Selection of Glass and Retention Systems 4.2.1. Glass and retention systems provided under this contract must meet, as a minimum the following requirements: 4.2.1.1. Retention systems must be produced under documented quality assurance standards. 4.2.1.2. Glass products must meet the requirements of ANSI Z26.1 as required by FMVSS 205 4.2.1.3. Contractor must use OEM and /or equivalent retention system according to OEM application instructions 4.2.1.4. Contractor must use products that have printed expiration dates when applicable...