The FOS received a total of 3,333 mortgage complaints between July and September, up from 3,090 in Q3 2013. Mortgages were the third most complained about financial services product during the quarter.
Complaints relating to personal pensions fell 13%, however complaints regarding SIPPS rose 19% and complaints relating to annuities rose sharply by 68%. Complaints about payday loans rose slightly, at 5%.
However overall complaints fell 39% as the number of complaints about payment protection insurance halved, with 88,038 new complaints in the third quarter of 2014, compared to 143,177 in 2013.