Section 2993, Pub. L. 88–452, title VIII, § 820, as added Pub. L. 90–222, title I, § 110, Dec. 23, 1967, 81 Stat. 724; amended Pub. L. 92–424, § 26(c), Sept. 19, 1972, 86 Stat. 703, related to community service programs, providing in: subsec. (a) for term of service and range of activities; subsec. (b) for support and allowances; and subsec. (c) for allowance of service as non-Federal contribution. Section 2993a, Pub. L. 88–452, title VIII, § 821, as added Pub. L. 90–222, title I, § 110, Dec. 23, 1967, 81 Stat. 724; amended Pub. L. 92–424, § 26(d), Sept. 19, 1972, 86 Stat. 703, related to special volunteer programs. Section 2993b, Pub. L. 88–452, title VIII, § 822, as added Pub. L. 90–222, title I, § 110, Dec. 23, 1967, 81 Stat. 724, related to demonstration projects to help young adult criminal offenders. Such former provisions are covered by various sections as follows: