Within this period the FOS received 38,470 new complaints compared to 35,029 between April and June.

For residential mortgages, there were 1,299 complaints. A total of 415 of these referred for a decision from the ombudsman, of which 28% were upheld.

Second charge mortgages attracted 173 complaints, 35 were punted to the ombudsman and 38% of these were upheld.

Complaints for Help to Buy mortgages numbered 39, of which 13 went to the ombudsman and 80% of which were upheld, and finally, within this classification, bridging loans complaints numbered fewer than 10.

Meanwhile, in equity release, lifetime mortgages garnered 73 complaints, 11 going to the ombudsman, and 9% being upheld.

Both home reversion plans and shared appreciation mortgages saw fewer than 10 complaints lodged apiece.

Overall, the FOS says that it upheld 34% of complaints across the services and products it covers.