Large Scale Modification for Schedule Contracts Related to the Use of Covered Telecom Equipment Submitted by ZacharyMarks on Thursday, September 12, 2019 - 9:50 AM A mass modifcation to GSA MAS contractors will add the following clauses to the affected schedule contract:111Tags: MASMass ModificationsMultiple Award ScheduleFASFederal Acquisition ServiceTelecomtelecommunications Views: 1870