Versions of 48 CFR Part 538 - Federal Supply Schedule Contracting on LawServer 2024 48 CFR Part 538 – Federal Supply Schedule Contracting 2023 48 CFR PART 538 – FEDERAL SUPPLY SCHEDULE CONTRACTING 2022 48 CFR Part 538 – Federal Supply Schedule Contracting 2021 48 CFR Part 538 – Federal Supply Schedule Contracting 2020 48 CFR Part 538 – Federal Supply Schedule Contracting