NAICS Codes SIC Codes Product Service Codes 213112, 236115, 236116, 236117, 236118, 236210, 236220, 237110, 237310, 237990, 238110, 238910, 238990, 561730 1521, 1522, 1611, 1771, 1794, 7033 3805, 3895, Y124, Y221, Y222, Y224, Z124, Z121, Z222, Z224
