SUBPART 19.6 – CERTIFICATES OF COMPETENCY (Revised August 3, 2017 through PROCLTR 2017-19) 19.602 Procedures.19.602-1 Referral.19.602-3 Resolving differences between the Agency and the Small Business Administration.19.602-4 Awarding the contract.Parent topic: PART 19 – SMALL BUSINESS PROGRAMS