| cb | - | no perforation on bottom side |
| cbl | - | no perforation on bottom and left sides |
| cbr | - | no perforation on bottom and right sides |
| ce | - | eliptic holes in the perforation |
| chsp | - | chalk-surfaced paper |
| cl | - | no perforation on left side |
| clr | - | no perforation on left and right sides |
| clrb | - | no perforation on left and right and bottom sides |
| cr | - | no perforation on right side |
| ct | - | no perforation on top side |
| ctb | - | no perforation on top and bottom sides |
| ctbr | - | no perforation on top and bottom and right sides |
| ctl | - | no perforation on top and left sides |
| ctr | - | no perforation on top and right sides |
| Ens | - | Enschede (printer) |
| imp | - | Imperforated |
| ISS | - | Irish Security Stamp (printer) |
| op | - | ordinary paper |
| p | - | perforation |
| pho | - | phosphor |
| s | - | size |
| sa | - | self-adhesive |
| SNP | - | SNP Ausprint (printer) |
| wmk | - | watermark |