| Issue Date | Ruling Number | Certificate Number |
|---|---|---|
| 2016-03-09 | 74-R-2016 | 97012-5 |
| 2013-05-10 | 176-R-2013 | 97012-4 |
| 2008-08-29 | 446-R-2008 | 97012-3 |
| 2004-05-06 | 231-R-2004 | 97012-2 |
| 1998-11-12 | 547-R-1998 | 97012-1 |
| 1997-06-26 | 392-R-1997 | 97012 |
| 2020-05-22 | LET-R-34-2020 | 97012-7 |
| 2018-12-06 | R-2018-263 | 97012-6 |
