Contracts certificate of making good defects Sample certificates of making good defects for use with JCT contracts (in PDF and Word format). JCT 2016 Certificate of making goodFile type: DOCXSize: 210.68 KBDownload JCT 2016 Certificate of making goodFile type: PDFSize: 71.65 KBDownload JCT 2011 Certificate of making goodFile type: DOCXSize: 209.52 KBDownload JCT 2011 Certificate of making goodFile type: PDFSize: 49.08 KBDownload