Home › CFR › Title 48 › Part 970 › §970.3102-57048 CFR §970.3102-570 — Preexisting conditions.Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗Copy linkClause 970.5231-4, Preexisting conditions, provides guidance on situations where this category of costs may be allowable.