(b) Revisions to the AFSPCFARS.
(1) Revisions to AFSPCFARS will be issued via Air Force Space Command Acquisition Circulars or AFSPC Contracting Policy Letters. Acquisition Circulars will be issued if considered necessary and may be viewed at the FARSite. The URL address is: http://farsite.hill.af.mil/regst1.htm.
(c) Policy Letters.
(1) Policy letters will be issued as necessary to SMC contracting offices when time is of the essence in disseminating a revision, policy, or directive.
(2) The policy letters are effective until the revision, policy, or directive is superseded by publication of the material in an Air Force Space Command Acquisition Circular, or other directive or is specifically withdrawn.
