| Simple | Progressive | Perfect | Progressive |
| Present |
| I countersign |
| you countersign |
| he/she/it countersigns |
| we countersign |
| you all countersign |
| they countersign |
|
| I am countersigning |
| you are countersigning |
| he/she/it is countersigning |
| we are countersigning |
| you all are countersigning |
| they are countersigning |
|
| I have countersigned |
| you have countersigned |
| he/she/it has countersigned |
| we have countersigned |
| you all have countersigned |
| they have countersigned |
|
| I have been countersigning |
| you have been countersigning |
| he/she/it has been countersigning |
| we have been countersigning |
| you all have been countersigning |
| they have been countersigning |
|
| Past |
| I countersigned |
| you countersigned |
| he/she/it countersigned |
| we countersigned |
| you all countersigned |
| they countersigned |
|
| I was countersigning |
| you were countersigning |
| he/she/it was countersigning |
| we were countersigning |
| you all were countersigning |
| they were countersigning |
|
| I had countersigned |
| you had countersigned |
| he/she/it had countersigned |
| we had countersigned |
| you all had countersigned |
| they had countersigned |
|
| I had been countersigning |
| you had been countersigning |
| he/she/it had been countersigning |
| we had been countersigning |
| you all had been countersigning |
| they had been countersigning |
|
| Future |
| I will countersign |
| you will countersign |
| he/she/it will countersign |
| we will countersign |
| you all will countersign |
| they will countersign |
|
| I will be countersigning |
| you will be countersigning |
| he/she/it will be countersigning |
| we are countersigning |
| you all will be countersigning |
| they will be countersigning |
|
| I will have countersigned |
| you will have countersigned |
| he/she/it will have countersigned |
| we will have countersigned |
| you all will have countersigned |
| they will have countersigned |
|
| I will have been countersigning |
| you will have been countersigning |
| he/she/it will have been countersigning |
| we will have been countersigning |
| you all will have been countersigning |
| they will have been countersigning |
|
