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Description Class
Code
Authority
PmOps

PdCOps
Premium
Basis

Office Machines Mfg.57572YesYess
Office Machines or Appliances- installation, inspection, adjustment or repair98111YesYesp+
Office Machines or Appliances- retail or wholesale- with repair10042YesYesp
Oil or Natural Gas Lease Operations98150NoNop+
Oil or Gas Lease Operations- natural gas- within the limits of any town or city on the right-of-way of any railroad, or in any ocean, gulf or bay98151NoNop+
Oil or Gas Lease Work by Contractors- Not Lease Operation98152YesYesp
Oil or Gas Wells- Acidizing98153NoNop
Oil or Gas Wells- Cementing98154NoNop
Oil or Gas Wells- Cleaning or swabbing by contractors98155NoNop
Oil or Gas Wells- Cleaning or swabbing by contractors- within the limits of any town or city, on the right-of-way of any railroad, or in any ocean, gulf or bay98156NoNop
Oil or Gas Wells- Drilling or redrilling, installation or recovery of casing98157NoNop
Oil or Gas Wells- Drilling or redrilling, installation or recovery of casing- within the limits of any town or city, on the right-of-way of any railroad, or in any ocean, gulf or bay98158NoNop
Oil or Gas Wells- instrument logging or survey work in wells98159YesYesp
Oil or Gas Wells- non-operating working interest46510YesYest+
Oil or Gas Wells- perforating of casing98160NoNop
Oil or Gas Wells- Servicing- By contractors98161YesYesp
Oil or Gas Wells- shooting98162NoNop
Oil or Gas Well Supplies or Equipment dealers- secondhand15188YesYess
Oil Refineries15733NoNos
Oil Rig or Derrick Erecting or Dismantling- Wood or Metal98163NoNop
Oil Still Erection or Repair98164NoNop
Optical Goods Manufacturing57600YesYess
Optical Goods Stores15839YesYess+
Orchards or Vineyards -Operation by contractors98257YesYesp+
Ore Milling or Processing 57611YesYess
Orthopedic, Ambulation or Prosthetic Devices Mfg.57625YesYess