Mergers
Starting in 2005, some of the federal subjects were merged into larger territories. The merging process was finished on March 1, 2008. No new mergers have been planned since March 2008.
| Original territories | Original codes | New code | Date of referendum | Date of merger | Merger |
|---|---|---|---|---|---|
| 1, 1a | 59 (1), 81 (1a) | 90 | December 7, 2003 | December 1, 2005 | Perm Oblast (1) + Komi-Permyak Autonomous Okrug (1a) → Perm Krai |
| 2, 2a, 2b | 24 (2), 88 (2a), 84 (2b) | 24 | April 17, 2005 | January 1, 2007 | Krasnoyarsk Krai (2) + Evenk Autonomous Okrug (2a) + Taymyr Autonomous Okrug (2b) → Krasnoyarsk Krai |
| 3, 3a | 41 (3), 82 (3a) | 91 | October 23, 2005 | July 1, 2007 | Kamchatka Oblast (3) + Koryak Autonomous Okrug (3a) → Kamchatka Krai |
| 4, 4a | 38 (4), 85 (4a) | 38 | April 16, 2006 | January 1, 2008 | Irkutsk Oblast (4) + Ust-Orda Buryat Autonomous Okrug (4a) → Irkutsk Oblast |
| 5, 5a | 75 (5), 80 (5a) | 92 | March 11, 2007 | March 1, 2008 | Chita Oblast (5) + Agin-Buryat Autonomous Okrug (5a) → Zabaykalsky Krai |
Read more about this topic: Federal Subjects Of Russia