| Date Filed | Summary | Pages |
| 03/03/2000 | Service Notice. | 3 |
| 02/22/2000 | Motion to dismiss filed on behalf of Columbia Gas of Ohio, Inc. by S. Seiple. | 2 |
| 02/15/2000 | Motion by NiSource, Inc. and CEG Aquisition Corp. to dismiss filed by J. Bentine. | 6 |
| 01/20/2000 | Service Notice | 2 |
| 01/19/2000 | Entry ordering that a hearing be conducted on this matter as set forth in finding (9). (SDL) | 2 |
| 01/19/2000 | Motion to intervene and memorandum in support of the Ohio Consumers' Counsel. Respectfully submitted by, J. Heston. | 4 |
| 01/19/2000 | Entry ordering that a public hearing be held at 10:00 a.m. 3/1/2000 at the office of the Commission, 180 East Broad Street Columbus, Ohio. (AE) 2 pgs | 2 |
| 01/18/2000 | Correspondence stating that NiSource agrees with the position reflected in Columbia Gas of Ohio's letter dated January 14, 2000 filed by J. Bentine. | 1 |
| 01/14/2000 | Correspondence stating that Columbia Gas of Ohio, Inc. does not object to a further extension of the deadline for the Commission's report filed by J. Bentine. | 1 |
| 12/28/1999 | Appendix A, schedule 14D-1/A and Appendix B, amendment to schedule 14D-9, filed on behalf of applicant by J. Bentine. | 18 |
| 12/14/1999 | December 13, 1999 Schedule 14D-1/A filed with the Securities and Exchange Commission, filed on behalf of applicant by J. Bentine. (13 pgs.) | 13 |
| 12/09/1999 | Entry scheduling a hearing at 10:00 a.m. on January 25, 2000, at the Commission offices. (AE) (3 pgs.) | 3 |
| 12/08/1999 | Additional information filed on behalf of applicants by J. Bentine. (1 pg.) | 1 |
| 12/07/1999 | Letter stating that Columbia Gas of Ohio does not object to a further extension of the deadline for the Commission's report, until February 7, 2000, filed by J. Partridge, Jr. (1 pg.) | 1 |
| 12/01/1999 | Motion to intervene and memorandum in support filed on behalf of Bay Area Council of Governments, Lake Erie Regional Council of Governments and Ohio Schools Council by G. Krassen. (14 pgs.) | 14 |
| 11/30/1999 | Confidentiality agreement filed on behalf of NiSource Inc. and Columbia Energy Group by J. Bentine. (7 pgs.) | 7 |
| 11/22/1999 | Additional information filed on behalf of applicant by J. Bentine. (7 pgs.) | 7 |
| 11/19/1999 | Entry setting hearing for 12/21/99, 10:00 a.m. at the PUCO offices; offeror should prefile testimony by noon on 12/15; all other parties should prefile its testimony by noon on 12/17. (SL) (2 pgs) | 2 |
| 11/18/1999 | Letter stating that NiSource, Inc. agrees with the position reflected in Columbia Gas's letter dated November 17, 1999 that the deadline for the report mandated by R.C. 4904.403 (B) can be extended until January 5, 2000 or later, filed by J. Bentine. (1 pg.) | 1 |
| 11/17/1999 | Letter stating that Columbia Gas will not object to an extension of the deadline for the Commission's report, Until January 5, 2000, filed by J. Partridge, Jr. (1 pg.) | 1 |
| 11/16/1999 | In the matter of the notice of tender offer for the acquisi- tion of Columbia Energy Group, the holding company of a natural gas company in the State of Ohio. (181 pgs.) | 181 |