48 Way Sortation - Customers who send mail using Low Sort Machine Readable mailing options for Mailmark© or Low Sort are now able to reduce their sortation’s from 86 to 48 selections - please follow this document for more information.
Additionally the document above provides both what the change is, and associated mapping table for those electing to use this facility.
Download Royal Mail Selection Files 2013 Release 2 for use from 07th May 2019