Ill. Admin. Code tit. 35 § 211.6670
"Topcoat" means:
Except as used in 35 Ill. Adm. Code 218.204(a)(2) and (q)(5) and 219.204(a)(2), (q)(5), and (r), a coating applied to a substrate in a multiple coat operation other than prime coat, primer surfacer coat or final repair coat;
For purposes of 35 Ill. Adm. Code 218.204(a)(2) and 219.204(a)(2), the final coating system applied to provide the final color and/or a protective finish. The topcoat may be a monocoat color or basecoat/clearcoat system. In-line repair and two-tone are part of topcoat;
For purposes of 35 Ill. Adm. Code 218.204(q)(5) and 219.204(q)(5), any final coating applied to the interior or exterior of a pleasure craft;
For the purposes of 35 Ill. Adm. Code 219.204(r), a coating that is applied over a primer on an aerospace vehicle or component for appearance, identification, camouflage, or protection. Topcoats that are listed as specialty coatings in 35 Ill. Adm. Code in 219.204(r)(2) are not included in this definition.
Ill. Admin. Code tit. 35, § 211.6670
Amended at 34 Ill. Reg. 14119, effective September 14, 2010