Contest Objective: To support amateur self-training in radiocommunications including improving amateur operating skills, conducting technical investigations, and intercommunicating with other amateurs around the world, especially IARU member society headquarters stations, using the 160, 80, 40, 20, 15 and 10 meter bands.

Dates: The second full weekend of July (July 8-9, 2023).

Contest Period: Begins 1200 UTC Saturday and runs through 1159 UTC Sunday. Both Single and Multioperator stations may operate the entire 24-hour period.

Contest rules are now maintained as a single downloadable document.

Click here for the complete IARU HF World Championship Rules (PDF)