(a) Definition. Soaps and detergents used for cleaning and clean rinsing of tableware in either hand washing or dishwashing.

(b) Minimum biobased content. The Federal preferred procurement product must have a minimum biobased content of at least 58 percent, which shall be based on the amount of qualifying biobased carbon in the product as a percent of the weight (mass) of the total organic carbon in the finished product.

(c) Preference compliance date. No later than July 23, 2012, procuring agencies, in accordance with this part, will give a procurement preference for qualifying biobased dishwashing products. By that date, Federal agencies that have the responsibility for drafting or reviewing specifications for items to be procured shall ensure that the relevant specifications require the use of biobased dishwashing products.