Yes. Generally the delineation if its something you could have on you is allowed, but what is in your head is not. Biometrics are generally seen as something you have on you, so fingerprints are generally seen as less secure than passcodes.

Jaepa covered it. The state is allowed to brute-force entry into phone or other device.

Thus the simultaneous push for Apple and others to provide back-doors. And large sums of money paid by the FBI to Israeli(?) IT firms to crack phones.