What is 2018 Farm Bill?

The 2018 Farm Bill, officially known as the Agriculture Improvement Act of 2018, represents landmark federal legislation that fundamentally transformed the legal landscape for hemp in the United States. Signed into law on December 20, 2018, this comprehensive agricultural policy removed hemp from the Controlled Substances Act's definition of marijuana, effectively legalizing hemp cultivation, processing, and sales at the federal level. The bill's most significant provision defines hemp as cannabis containing no more than 0.3% delta-9-tetrahydrocannabinol (THC) on a dry weight basis. This distinction separated hemp from marijuana, which remains federally illegal. The legislation authorized the U.S. Department of Agriculture (USDA) to oversee hemp production through state and tribal regulatory programs. Key provisions include establishing licensing requirements for hemp producers, mandating testing protocols to ensure THC compliance, and creating pathways for interstate commerce. The bill also removed barriers for hemp research, banking services, and crop insurance, legitimizing hemp as an agricultural commodity. The economic impact has been substantial. According to industry data, the U.S. hemp market grew from approximately $390 million in 2018 to over $824 million by 2021. CBD products, derived primarily from hemp, experienced explosive growth, with the CBD market reaching an estimated $5 billion by 2022. However, the Farm Bill created regulatory complexity. While hemp is federally legal, individual states maintain authority to restrict or prohibit hemp cultivation within their borders. Additionally, the FDA retained jurisdiction over hemp-derived products in food, beverages, and dietary supplements, creating ongoing regulatory uncertainty. The legislation sparked the creation of thousands of hemp farms across the United States, with licensed acreage expanding from zero to over 146,000 acres by 2021. This regulatory framework established the foundation for today's legal hemp industry while maintaining clear distinctions from marijuana programs operating under state-level legalization.