In fiscal year 2004 and thereafter, funds appropriated in this account shall be available, at the discretion of the Director, for the following: training United States Postal Service law enforcement personnel and Postal police officers; State and local government law enforcement training on a space-available basis; training of foreign law enforcement officials on a space-available basis with reimbursement of actual costs to this appropriation, except that reimbursement may be waived by the Secretary for law enforcement training activities in foreign countries undertaken under section 801 of the Antiterrorism and Effective Death Penalty Act of 1996 (28 U.S.C. 509 note); training of private sector security officials on a space-available basis with reimbursement of actual costs to this appropriation; and travel expenses of non-Federal personnel to attend course development meetings and training sponsored by the Center.