While we wait for the year to get truly started in Europe, it is worth looking at some news coming from the US. We have already seen a re proposal of the position limits rules to a smaller set of contracts.
The key set of news is the likely change in stance and regulation following the administration change. This article by Larry Tabb on the Tabb forum provides some views on how regulations may change. This article on the Chicago Business website examines some possible push back from the Chicago focused futures and options world from the possible repeal of parks of the Dodd Frank Act, particularly the move to trade using Swap Execution Facilities (SEFs) which are designed to provide more transparency.
Finally, see here for a compilation of CFTC fines by Tod Skarecky of ClarusFT.