As he was under 20 years old, he could not be employed without the permission of his parents.

The class is offered as an optional program to high schools in the city and students attend only with the written permission of their parents.

Four years later, when she was 21, Allen asked permission of her parents to go to Montreal.

Children often had no say in the matter, which could be arranged without the permission or knowledge of their parents.

Children that are not yet sixteen years old need the permission of their parents, to buy a ticket.

Previously, children could not stay in a shelter without the permission of their parents or a judge.

This started in Leeds where boys aged 17 were allowed to volunteer for training, but only with the permission of their parents.

The movie goes on to show how the lovers manage to get the permission of their parents.

And the third is the requirement that even adult children must have permission of their parents to leave the country.

Matured and married children cannot live independently without the permission of their parents.