Section 12
SEC. 12. Subject to the approval of the proper Department head, the appropriations authorized in the General Appropriation Act shall be available for advancing the cost of the instruction of those employees who, having rendered at least two years of continuous, faithful and satisfactory service to the Government, shall take a course in matters related with the activities of the office in which they serve in any correspondence school or other school or college, and a monthly deduction of not less than ten per cent shall be made of their salaries until the sum advanced shall be completely paid.