Compliant material option.
Compliant material option. Demonstrate that the organic HAP content of each coating used in the coating operation or group of coating operations is less than or equal to the applicable emission rate limit in 63.4890 and that each thinner and each cleaning material used contains no organic HAP. You must meet all the requirements of 63.4940, 63.4941, and 63.4942 to demonstrate compliance with the emission limit using this option.