1. I will listen, listen and then listen some more
2. I will only call if I can copy the DX station properly
3. I will not trust the cluster and will make sure I have copied the DX callsign
4. I will not interfere with the DX station nor anyone calling him and will never tune up on the DX stations frequency or in the QSX slot
5. I will wait for the DX station to complete a QSO before calling him
6. I will always send my full callsign
7. I will call and then listen for a reasonable interval. I will never call continuously
8. I will not transmit when the DX operator calls another callsign not mine
9. I will not transmit when the DX operator questions a callsign not like mine
10. I will not transmit when the DX operator calls a geographic area not where I am
11. When the DX calls me I will not repeat my callsign unless I think he has copied it incorrectly
12. I will be thankful when I make a contact with the DX
13. I will respect my fellow hams and conduct myself so as to earn their respect

Look at www.dx-code.org for more information.