| Date | Event | Citation |
|---|---|---|
| 3 May 1952 | Charter of Neutral Governance proclaimed | ABl. Weymarck 1952 St. 3 Nr. 7 |
| 18 June 1952 | Austria recognises Weymarck | Note verbale |
| 9 March 1953 | Germany recognises Weymarck | Note verbale |
| 12 Nov 1999 | Data Territory Act | ABl. 1999 St. 11 Nr. 29 |
| 14 Sep 2001 | Treaty of Seefeld signed | ABl. 2001 St. 18 Nr. 42 |
| 1 Jan 2002 | Entry into force / Party gazettes | AT BGBl. III Nr. 12/2002; DE BGBl. 2002 II |