| AA | Percent Of Amount Advanced |
| AC | Percent Of Amount Of Collection |
| AV | Ad Valorum (Per Cent of Value) |
| B0 | per Board Feet |
| B1 | per 100 Board Feet |
| BF | Per 1,000 Board Feet |
| BL | Bill of Lading Declared Value |
| BR | Per Barrel |
| C5 | per 50 Cubic Feet |
| CF | Per 40 Cubic Feet (Measurement Ton) |
| CM | Per Cubic Meter |
| CT | Charge or Credit Based on Percentage of Total |
| DD | Department of Defense Unique Codes |
| DP | Per $1000 |
| DR | Per Dromedary Service Shipment |
| DS | Per Hundredweight Per Mile Per Dromedary Service Shipment |
| EI | Ex Parte Increase |
| ER | Per Each Request |
| FC | Flat Charge |
| FF | Percent Of Tariff Rate |
| FL | per Flat Bed |
| FR | Flat Rate |
| FT | per Foot |
| FV | Loaded to Full Visible Capacity |
| GT | Per Gross Ton |
| HD | Per Hundredweight Per Dromedary Service Shipment |
| HM | Rate Per Hundred Weight Per Mile |
| KG | per Kilograms |
| KL | Per Kiloliter |
| KP | Per Kilometer |
| KT | per Kilotons |
| LB | Per Pound |
| LP | Per Label |
| LR | Per Litre |
| LS | Lump Sum |
| LT | Per Long Ton |
| MD | Per Man Per Day |
| ME | Multiple Equipment |
| MH | Per Man Per Hour |
| MI | Negative Charge |
| MM | Per Metric Ton (Tonne) |
| MN | Minimum |
| MP | Maximum Per Shipment |
| MS | Minimum Per Shipment |
| MT | Per Permit |
| MV | Per Mile Per Vehicle (Rail Car) Moved |
| MW | Minimum Per Vehicle |
| MX | Mixed Shipment Rule |
| PA | Per Container |
| PB | Per Barge |
| PC | Per Car |
| PD | Per Day |
| PE | Per 20 Foot Equivalent (TEU) |
| PF | Per Cubic Foot |
| PG | Per Gallon |
| PH | Per Hundred (of Basic Unit) |
| PK | Per Cord |
| PL | Per Load |
| PM | Per Mile |
| PP | Per Piece |
| PQ | Per Period |
| PR | Per Hour |
| PS | Per Shipment |
| PT | Per Net Ton |
| PU | Per Unit |
| PV | Per Vehicle |
| RP | Percent Of Rate |
| S0 | per 1000 Square Feet |
| S1 | per 100 Square Feet |
| SC | Per Stencil |
| SD | Shipper's Export Declaration Value |
| SF | per Square Feet |
| SP | Per Stop |
| ST | Per Short Ton |
| SU | Per Stack Car Unit |
| SY | Square Yard |
| TB | Per 2 Trailers Same Day |
| TC | Per 3 Trailers Same Day |
| TD | Per 4 Trailers Same Day |
| TN | Per Train Rate |
| TP | Per Tag |
| TR | Per Trailer (Per Train) |
| VM | Volume |
| VP | Maximum Per Vehicle |
| VS | Various |
| VU | Per Mile Per Vehicle (Rail Car) Used |
| WM | Weight or Measurement |