Required compliance with amendment procedures. No different or additional Services will be authorized or performed except pursuant to amendment of this CTSA that is executed in compliance with the CTSA. No waiver of any term, covenant, or condition of this CTSA will be valid unless executed by both Parties. Vendor will not be entitled to payment for any Services that are not authorized by this CTSA or a properly executed amendment to the CTSA, authorized through the express written (including electronic signature) authorization of DIR and Vendor.
Appears in 9 contracts
Samples: Contract Number Dir Tex an Ng Ctsa 008, Contract for Wireless Services, Communications Technology Services Agreement