Schedule 4 or Schedule IV may refer to:

• Fourth Schedule to the Constitution of India, providing for the number of Rajya Sabha (upper house of the Indian parliament) seats to each state
• Schedule IV Controlled Substances within the US Controlled Substances Act (List)
• Schedule IV Controlled Drugs and Substances within the Canadian Controlled Drugs and Substances Act
• Schedule IV Psychotropic Substances within the Thai Psychotropic Substances Act
• Schedule IV Narcotic Drugs and Psychotropic Substances within the Estonian Narcotic Drugs and Psychotropic Substances Act
• Schedule IV Psychotropic Substances within the U.N. Convention on Psychotropic Substances
• Schedule 4 of the Crown Minerals Act 1991 in New Zealand

See also[edit]

• Schedule 1 (disambiguation)
• Schedule 2 (disambiguation)
• Schedule 3 (disambiguation)
• Schedule 5 (disambiguation)