"I need a lawyer to notarize..."
Or is it, to commission? Commissioners administer an oath and verify the genuineness of the signature of the deponent (the person signing an affidavit or statutory declaration). The deponent signs an affidavit or statutory declaration in the presence of the Commissioner. Lawyers are automatically Commissioners for taking affidavits/ oaths in Ontario. Government issued documents often require commissioned signatures. To notarize a document means to verify the document is a tru