Q&A: What does Ulster Bank's fine mean for the ongoing tracker mortgage scandal? 

Ulster Bank was fined €37.8m today by the Central Bank for its role in the tracker mortgage scandal, just over a month after NatWest announced the bank would be exiting the Irish market. Picture: Sasko Lazarov/Rollingnews.ie

The Central Bank has issued a record €37.8m fine against Ulster Bank for its role in the tracker mortgage scandal that purposely overcharged customers over long periods of time. 

But how important is the sanction against Ulster Bank and what does it mean in the context of the Central Bank's investigations into regulation breaches in the sector?