Reported statements with no change of tense

• When the reporting verb is present, present perfect, or future, there

is no change of tense in the reported statement:

= He says he isn't going.

= He'll say he isn't going.

= He's said he isn't going.

Note: that can be used after the main verb. The use of that is optional:

He says that he isn't going.

He says he isn't going.