| Subject | English | Latvian |
| commer., transp., avia. | air traffic control clearance | gaisa satiksmes vadības atļauja |
| transp., avia. | air traffic control instruction | gaisa satiksmes vadības norādījumi |
| environ. | traffic control measure Means of controlling the number and speed of motorvehicles using a road | satiksmes kontroles pasākumi |