LEN 1.001 Logical Record Length M M MVER 1.002 Version Number M M MCNT 1.003 File Content M M MTOT 1.004 Type of Transaction M M MDAT 1.005 Date M M MPRY 1.006 Priority M M MDAI 1.007 Destination Agency M M MORI 1.008 Originating Agency M M MTCN 1.009 Transaction Control Number M M MTCR 1.010 Transaction Control Reference C M MNSR 1.011 Native Scanning Resolution M M MNTR 1.012 Nominal Transmitting Resolution M M M