Synopsis As Introduced Amends the Unified Code of Corrections. Provides that a prisoner serving a sentence in a Department of Corrections facility for a crime committed as a result of the use of, abuse of, or addiction to alcohol or a controlled substance and committed on or after the effective date of the amendatory Act shall receive no good conduct credit until he or she participates in and completes a substance abuse treatment program. Provides that if treatment is not available, the prisoner shall be placed on a waiting list and may be required by the Department to attend a substance abuse education class or attend substance abuse self-help meetings. Provides that a prisoner may not lose good conduct credit as a result of being placed on a waiting list. Effective September 1, 2003.