United Launch Services LLC, Centennial, Colorado, has been awarded a $10,666,286 firm-fixed-price modification (P00024) to previously awarded FA8811-19-C-0002 contract for Delta IV heavy launch services. The contract modification is for Space Launch Complex (SLC)-37 non-routine facility expenses. Work will be performed at Cape Canaveral Space Force Station, Florida, and is expected to be completed by Oct. 1, 2022. Fiscal 2021 missile procurement funds in the amount of $10,666,286 will be obligated at the time of award, and the total cumulative face value of the contract is $1,304,953,956. Space Systems Command, Los Angeles Air Force Base, California, is the contracting activity.