(_a_) From one classified post-office to another, from any
classified post-office to the classified railway mail service, and from
the classified railway mail service to any classified post-office, upon
requisition of the Postmaster-General.
(_b_) From any classified post-office or from the classified
railway mail service to the Post-Office Department, and from the
Post-Office Department to any classified post-office, or to the
classified railway mail service, upon requisition of the
Post-master-General.
2. No person may be transferred as herein authorized until the
Commission shall have certified to the officer making the transfer
requisition that the person whom it is proposed to transfer has passed
an examination to test fitness for the place to which he is to be
transferred, and that such person has been at least six months next
preceding the date of the certificate in the classified railway mail
service or in the classified service of the Department or post-office
from which the transfer is to be made.
Approved, January 4, 1889.