Consistent improvement by Deloitte, EY, and KPMG in their deficiency rate. However, an increasing deficiency rate noticed for PwC. Deloitte has the lowest deficiency rate of 10% for 2019 followed by EY and KPMG. PwC had the highest deficiency rate among the Big4 firms. We’ll have a post soon on the performance of other firms.
| Year | 2019 | 2018 | 2017 |
| PwC | 30% | 25% | 24% |
| Deloitte | 10% | 12% | 20% |
| EY | 18% | 26% | 31% |
| KPMG | 29% | 37% | 50% |
Interesting to note that PwC revised reports for three audits the most among big 4 firms. Probably shows the extent of influence they have over the clients. Check out the inspection report details for each of these firms in subsequent posts.
Do read our individual blogs on the Inspection reports for PwC, EY, KPMG, and Deloitte.
