Generally a business can deduct normal business expenses such as rent, payroll, etc. However, the IRS is using an obscure section of the code passed during the Reagan Administration as part of the “War on Drugs” to deny normal business expenses to medical marijuana-related businesses. § 280E Expenditures in connection with the illegal sale of drugs – No deduction or credit … [Read more...] about The IRS Is Attacking the Medical Marijuana Business