RULE REVISION HISTORY
Rule 21.0 : Packaging Materials
| Revision Number | Published Date | Effective Date | Comments |
| Revision 10 | 08/26/2022 | 09/25/2022 | Clericalk |
| Revision 9 | 07/26/2022 | 08/28/2022 | Increase |
| Revision 8 | 11/11/2021 | 12/12/2021 | Increase |
| Revision 7 | 08/17/2021 | 08/17/2021 | Clerical, Reduction |
| Revision 6 | 07/16/2021 | 08/15/2021 | Initial Matter, Increase |
| Revision 5 | 07/13/2021 | 08/01/2021 | Initial Matter, Increase |
| Revision 4 | 09/09/2019 | 09/29/2019 | Clerical |
| Revision 3 | 10/03/2018 | 11/04/2018 | Increase |
| Revision 2 | 06/18/2018 | 06/24/2018 | Reduction |
| Revision 1 | 12/07/2017 | 01/07/2018 | Increase |
| Original | 07/17/2014 | 08/17/2014 | Initial Filing |