CFR›Title 48›Chapter 2›Part 209›Subpart 209.5›48 CFR 209.570 Citation48 CFR 209.570CorpusDaily eCFRDisplayed edition2026-05-12Last updated2026-05-12 209.570 Limitations on contractors acting as lead system integrators. Previous 209.505-4 209.505-4 Obtaining access to proprietary information. Next 209.570-1 209.570-1 Definitions.