Grammar › N3 · 04 Reasons and causes
〜ことはない: no need to; there is no reason to
N3 · 04 Reasons and causes
Says that you do not have to do something.
Verb dictionary form + ことはない. It encourages someone: there is no need to worry or hurry. Often used in comfort. Compare 〜なくてもいい, which is a plain permission.
Examples
まだ時間があるから、急ぐことはないよ。
We still have time, so there is no need to hurry.
そんなに心配することはありません。
There is no need to worry that much.