(a) Establishing a separate allowance in addition to the CCA is only permitted pursuant to a written determination approved by the contracting director supporting the use of any such allowance.

(b) The written determination for a separate allowance in addition to the CCA shall consider the following:

(1) Alternative contracting structures, such as a separate GMP line item or performing the work as part of the GMP option, and

(2) Ensuring conformance with all applicable rules and procedures relating to allowances, including FAR 11.702.