The comment period for the implementing rule on one of the biggest, most controversial and complex ag provisions of the 2017 Tax Cuts and Jobs Act (TCJA) closed today. That is the new Section 199A, which impacts cooperatives and their patrons. This provision allows for a 20 percent deduction from income earned by pass-through businesses. These are defined as small and medium-sized businesses organized as sole proprietorships, partnerships, and S corporations that pass their business income through the firm’s activities to the entrepreneur who owns the entity. That income is then subject to the personal tax rate. Approximately 93 percent of all U.S. farms are pass-through business tax filers. This new provision also includes a 20 perc...