(a) Single copies of existing reports covering studies and statistical compilations and other data or publications for which there is no established schedule of fees shall be furnished without charge unless significant expense is incurred in reproducing the material, in which instance the actual cost thereof shall be charged.

(b) GSA may, pursuant to section 302 of the Intergovernmental Personnel Act of 1970 (42 U.S.C. 4742), admit employees of State and local units of government to training programs established for professional, administrative, or technical personnel and may waive the requirement for reimbursement in whole or in part.