ITS Standards Support for signal control status
| Type | SDO | Title | Doc ID |
|---|---|---|---|
| Message/Data | AASHTO/ITE/NEMA | Field Management Stations (FMS) - Part 1: Object Definitions for Signal System Masters | NTCIP 1210 |
| AASHTO/ITE/NEMA | Global Object Definitions | NTCIP 1201 | |
| AASHTO/ITE/NEMA | Object Definitions for Actuated Traffic Signal Controller (ASC) Units | NTCIP 1202 | |
| AASHTO/ITE/NEMA | Object Definitions for Conflict Monitor Units (CMU) | NTCIP 1214 | |
| Communications Protocol | AASHTO/ITE/NEMA | NTCIP Center-to-Field Standards Group | NTCIP C2F |