そうなると

expression

if that happens; if that is the case; when it comes to that

Used to introduce a consequence or a natural next step when a certain situation arises. Often implies 'in that case' or 'then'.

• そうなると、計けい画かくを変かえなければならない。

  If that happens, we'll have to change the plan.

• そうなると、彼かれはもうここにはいられないだろう。

  If it comes to that, he probably won't be able to stay here anymore.