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When it is illegal to possess syringes under state law, injection drug users (IDUs) are more likely to share or reuse syringes, which can lead to the spread of infectious diseases like HIV/AIDs and other blood-borne diseases. Use this page to learn more about laws that make it easier or harder for IDUs to possess sterile syringes.   

This is a longitudinal dataset, displaying laws from July 1, 2012 through March 1, 2016. To explore the variation in these laws click the "Start here" button below.

Did you know?

While it is illegal to possess controlled substances in the United States, 7 states and the District of Columbia have laws that make exceptions for trace amounts.

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Map Legend: State Included in research.

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