How must a protest be filed with the contracting officer?
13 C.F.R. § 121.1005
in effectEffective: 2024-07-01A protest must be delivered to the contracting officer by hand, telegram, mail, facsimile, Federal Express or other overnight delivery service, e-mail, or telephone. If a protest is made by telephone, the contracting officer must later receive a confirming letter either within the 5-day period in § 121.1004(a)(1) or postmarked no later than one day after the date of the telephone protest.
Source: eCFRURL: https://www.ecfr.gov/api/versioner/v1/full/2024-07-01/title-13.xmlFetched: 7/26/2026