The U.S. Congress passes a law stating the use of a new pesticide must be regulated on U.S. farms. Pursuant to this law, the U.S. Department of Agriculture enacts the rules that specify the specific maximum amounts, for varying types and sizes of farms. The law enacted by Congress is law, and the rules enacted by the Department of Agriculture are law.

The U.S. Congress passes a law stating the use of a new pesticide must be regulated on U.S. farms. Pursuant to this law, the U.S. Department of Agriculture enacts the rules that specify the specific maximum amounts, for varying types and sizes of farms. The law enacted by Congress is law, and the rules enacted by the Department of Agriculture are law