Post-GC: Wife\'s last name change from maiden name

[nyc850]

Old PP QN

Hi,

My wife has a PCC( Police Clearence Certificate) in the Old Passport
(A seal on the Old PP)

When She Gets a new PP, will the Stamp the New PP with the PCC seal
or will they give us back the OLD PASSPORT TOO?

Any leads will be greatly appreciated
thanks!