Availability of interpretations of hazardous materials and pipeline safety regulations; correction
| Publish Date | Status | Effective Date |
Federal Register Citation |
| Jun 26, 1997 | Final Rule | Jun 26, 1997 | 62 FR 34415 (62 FR 34415) |
| May 2, 1997 | DFR | May 2, 1997 | 62 FR 24055 (62 FR 24055) |