2023

• Competition Rules 2023
  – unchanged since 2022

2022

• Competition Rules 2022
  – updated 16 November 2021

2021

• Competition Rules 2021
  – updated 5 November 2020

2020

• Competition Rules 2020
  – updated 7 December 2019
  The following changes apply in the updated version: Registration formalities for judges (1.6.3.)