The Selection Committee responsible for selecting teams who will be invited to conclude a Participation Agreement with IRTA for 2020 held its first meeting at Silverstone on the 22nd August, and teams provisionally selected during that meeting were given until the 19th September to confirm their participation and pay a security deposit.
The second meeting of the Committee was held at Aragon on the 19th September to confirm the original selections. It was recorded that all teams provisionally selected had paid the required deposit
The list of teams finally accepted, with the number of riders in each team is shown below. The selected teams now have until the 14th November to confirm the riders proposed for 2020. The FIM will then publish the entry list for the 2020 season which starts on the 18th November, the day after the Valencia GP.
| Moto3™ TEAM | ENTRIES |
| BOE SKULL RIDER MUGEN RACE | 2 |
| CIP GREEN POWER | 2 |
| ESTRELLA GALICIA 0,0 | 2 |
| GAVIOTA ANGEL NIETO TEAM | 2 |
| HONDA TEAM ASIA | 2 |
| KŐMMERLING GRESINI Moto3 | 2 |
| LEOPARD RACING | 2 |
| PETRONAS SPRINTA RACING | 2 |
| REALE AVINTIA ARIZONA 77 | 1 |
| RED BULL KTM AJO | 2 |
| RED BULL KTM TECH 3 | 2 |
| REDOX PRUESTELGP | 2 |
| SIC58 SQUADRA CORSE | 2 |
| SKY RACING TEAM VR46 | 2 |
| STERILGARDA MAX RACING TEAM | 2 |
| VNE SNIPERS TEAM | 2 |
| TOTAL ENTRIES Moto3™ | 31 |
| Moto2™ TEAM | ENTRIES |
| AMERICAN RACING KTM | 2 |
| DYNAVOLT INTACT GP | 2 |
| EG 0,0 MARC VDS | 2 |
| FEDERAL OIL GRESINI Moto2 | 2 |
| FLEXBOX HP 40 | 2 |
| GAVIOTA ANGEL NIETO TEAM | 2 |
| IDEMITSU HONDA TEAM ASIA | 2 |
| ITALTRANS RACING TEAM | 2 |
| MV AGUSTA FORWARD | 2 |
| NTS RW RACING GP | 2 |
| ONEXOX TKKR SAG TEAM | 2 |
| PETRONAS SPRINTA RACING | 2 |
| RED BULL KTM AJO | 2 |
| SKY RACING TEAM VR46 | 2 |
| SPEED UP RACING | 2 |
| TOTAL ENTRIES Moto2™ | 30 |