WDMA Hallmark Certification What is Hallmark Certification? I.S. 4 Wood and Composite Materials Licensees Water Repellent Preservative Treatment Formulations Testing Labs Hallmark Program Documents Certification Bulletins What`s New TDI Evaluation Report Submittal Forms TDI Evaluation Report Submittal Process TDI Frequently Asked Questions Hallmark Certificate of Conformance and License (CCL) Certification Information Portal (CIP) Log In Certification Training Getting Started WDMA Home Page Florida bldg. code FAQ`s Contact Us     What is Hallmark Certification?     I.S. 4 Wood and Composite Materials     Testing Labs     Hallmark Program Documents     Certification Bulletins     TDI Evaluation Report Submittal Forms     Hallmark Certificate of Conformance and License (CCL)     Certification Information Portal (CIP) Log In     Certification Training I.S. 4 Wood and Composite Materials Information on: Licensees Water-Repellent Preservative Treatment Formulations Approved Integrally Treated Composites Approved Chemically Modified Wood Copright © 2024 AMS/WDMA, Inc. All Rights Reserved. 205 West Main, PO Box 730 - Sackets Harbor, NY 13685 - Phone: (315)646-2234 - Email: staff@amscert.com