Does MailStream Plus offer the rate marking “Single-Piece” for single rate pieces?

Product Affected:  MailStream Plus™
Product Feature: USPS / Postal
Operating System: All Platforms
Using the POSTLB parameter, position 12 – 14, 'Location to Post 6-byte Automation Rate/Single Piece Indicator', MailStream Plus™(MSP) will post a rate marking if a location to post to the output record is given.  Because this only posts a 6-byte value, MSP offers the value ‘SNGLP’.  The value “Single-Piece” is over 6 bytes, so this is not possible as listed as an option in the USPS  DMM:

DMM 203.3.5. -
3.5 First-Class Mail and USPS Marketing Mail Markings
  • b. Other Markings. The price-specific markings “AUTO,” “Presorted” (or “PRSRT”); “Single-Piece” (or “SNGLP”) (First-Class Mail only); …
UPDATED:  September 20, 2018