A customer wrote in today, saying his post office required the Zebra bars on his tray tags.
The requirement for zebra bars on tray tags for automation rate pieces had been removed quite some time ago. Still, if any post offices are threatening to reject mail over this, here is a DMM reference that should help:
DMM 708
Scroll down to:
Exhibit 6.1.2a Barcoded 2-Inch Sack Labels and Barcoded Tray Labels
Zebra Bars are not required for tray labels
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Zebra Bars are not required for tray labels
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