In Sweden, only channels in the range of 100-140 are possible for backhaul, and they are all DFS.
There are some 5 GHz channels (36, 40, 44, 48 and 149, 153, 157, 161, 165) in Sweden that don’t have DFS requirements. But it is not possible to use them in a router/node with 2 units of XT8.