Coal Mining
| SIC8 | DESCRIPTION |
| 1221-0000 | BITUMINOUS COAL AND LIGNITE-SURFACE MINING |
| 1221-0100 | BITUMINOUS COAL SURFACE MINING |
| 1221-0101 | AUGER MINING BITUMINOUS |
| 1221-0102 | CULM BANK MINING |
| 1221-0103 | STRIP MINING BITUMINOUS |
| 1221-0104 | STRIP MINING LIGNITE |
| 1221-0105 | SURFACE MINING BITUMINOUS NEC |
| 1221-0106 | SURFACE MINING LIGNITE NEC |
| 1221-0200 | BITUMINOUS COAL AND LIGNITE LOADING AND PREPARATION |
| 1221-0201 | COAL PREPARATION PLANT BITUMINOUS OR LIGNITE |
| 1221-0202 | UNIT TRAIN LOADING FACILITY BITUMINOUS OR LIGNITE |
| 1222-0000 | BITUMINOUS COAL-UNDERGROUND MINING |
| 1222-9901 | UNDERGROUND MINING SEMIANTHRACITE |
| 1222-9902 | UNDERGROUND MINING SEMIBITUMINOUS |
| 1222-9903 | UNDERGROUND MINING SUBBITUMINOUS |
| 1231-0000 | ANTHRACITE MINING |
| 1231-0100 | ANTHRACITE PREPARATION AND SCREENING |
| 1231-0101 | PREPARATION PLANTS ANTHRACITE |
| 1231-0102 | SCREENING PLANTS ANTHRACITE |
| 1231-9902 | RECOVERY OF ANTHRACITE FROM CULM BANKS |
| 1231-9903 | STRIP MINING ANTHRACITE |
| 1231-9904 | UNDERGROUND MINING ANTHRACITE |
| 1241-0000 | COAL MINING SERVICES |
| 1241-0100 | COAL MINING EXPLORATION AND TEST BORING |
| 1241-0101 | EXPLORATION ANTHRACITE MINING |
| 1241-0102 | EXPLORATION BITUMINOUS OR LIGNITE MINING |
| 1241-0103 | TEST BORING ANTHRACITE MINING |
| 1241-0104 | TEST BORING BITUMINOUS OR LIGNITE MINING |
| 1241-0200 | MINE PREPARATION SERVICES |
| 1241-0201 | OVERBURDEN REMOVAL ANTHRACITE MINING |
| 1241-0203 | PREPARING SHAFTS OR TUNNELS ANTHRACITE MINING |
| 1241-0204 | PREPARING SHAFTS OR TUNNELS BITUMINOUS OR LIGNITE MINING |
| 1241-9901 | ANTHRACITE MINING SERVICES CONTRACT BASIS |
| 1241-9902 | BITUMINOUS COAL MINING SERVICES CONTRACT BASIS |
| 1241-9903 | DRAINING OR PUMPING OF ANTHRACITE MINES |
| 1241-9904 | DRAINING OR PUMPING OF BITUMINOUS OR LIGNITE MINES |
| 1241-9905 | MINING SERVICES NEC: ANTHRACITE |
| 1241-9906 | MINING SERVICES NEC: BITUMINOUS |
| 1241-9907 | MINING SERVICES NEC: LIGNITE |
