<p>Legally it is a gray-zone wether they can take them. There is no US Supreme Court ruling or (or common law similar ruling) that would create a nationwide policy. In some states there may have been state rulings or lower court rulings that affect certain areas. </p>
<p>It basically comes down to what the administrators at your school or CB think. They will just go with the district’s/organization’s policy.</p>
<p>For example at my public school they used to take phones and make your parents pick them up if you texted in class but now they don’t as someone threatened to sue.</p>