[nakkiel]

It's illegal to hide your pregnancy from your employer. If you do so, you simply don't get compensated and expressly give the right to your employer to put the contract to an end.

[Schmidt]

In what country? You have no obligation in Sweden to tell anything about pregnancy or illness you may have.

[Jare]

As far as I know, in Spain the mother must disclose her pregnancy before 6 months.

[nakkiel]

And during the recruitment process, to the best of her knowledge.

[shakesbeard]

Same in Switzerland.