[2] Previously, the Diet had been convened in different cities but, beginning in 1594, it met only in the town hall in Regensburg.

[2] Since the Peace of Westphalia in 1648, the Holy Roman Emperor had been formally bound to accept all decisions made by the Diet.

[5] From 1663 until the 1684 Truce of Ratisbon (a former name of Regensburg in English), the diet gradually developed into a permanent body.

The Emperor was represented by a Principal Commissioner (Prinzipalkommissar), a position that accrued to the Thurn und Taxis family from 1748.

[6] Following the approval of that final constitutional document, the Diet never met again and its existence ended with the dissolution of the Empire in 1806.