(b) The requirements of this section 7.107 do not apply-
(1) If a cost comparison analysis will be performed in accordance with OMB Circular A-76 (except 7.107-4 still applies);
(2) To orders placed under single-agency task-order contracts or delivery-order contracts, when the requirement was considered in determining that the consolidation or bundling of the underlying contract was necessary and justified; or
(3) To requirements for which there is a mandatory source (see 8.002 or 8.003), including supplies and services that are on the Procurement List maintained by the Committee for Purchase From People Who Are Blind or Severely Disabled or the Schedule of Products issued by Federal Prison Industries, Inc. This exception does not apply–
(ii) When optional acquisitions of supplies and services permitted under 8.713 are included.