VMS Help DECnet-Plus, DCL Commands, COPY, Qualifiers, /BY_OWNER  *Conan The Librarian (sorry for the slow response - running on an old VAX)

       /BY_OWNER
       /BY_OWNER=uic

    Qualifier type:        Input file qualifier

    Supported file types:  Local

    This qualifier selects only files whose user identification code
    (UIC) matches the specified UIC.

    Default value:         UIC of current process