| Presente (Present) "authorize" | I | authorize | |
| Presente continuo (Present Continuous) "authorize" | I | am authorizing | |
| Pasado simple (Simple past) "authorize" | I | authorized | |
| Pasado continuo (Past Continuous) "authorize" | I | was authorizing | |
| Presente perfecto (Present perfect) "authorize" | I | have authorized | |
| Presente perfecto continuo (Present perfect continuous) "authorize" | I | have been authorizing | |
| Pasado perfecto (Past perfect) "authorize" | I | had authorized | |
| Pasado perfecto continuo (Past perfect continuous) "authorize" | I | had been authorizing | |
| Futuro (Future) "authorize" | I | will authorize | |
| Futuro continuo (Future continuous) "authorize" | I | will be authorizing | |
| Futuro perfecto (Future perfect) "authorize" | I | will have authorized | |
| Futuro perfecto continuo (Future perfect continuous) "authorize" | I | will have been authorizing |