CAx Recommended Practices
AP242 Domain Model XML
| Functionality | Current Version | 
|---|---|
| Kinematics | Version 1.3 2025-10-20 | 
| Product & Assembly Structure | Version  4.0 2025-10-20 | 
AP242 MIM Part 21
| Functionality | Current Version | 
|---|---|
| Alternative Shapes | Version 1.0 2025-10-02 | 
| Composite Materials | Version 4.3 2025-10-02 | 
| External References | Version 3.1 2014-01-20 | 
| General Testing Instructions | Version 2.1 2024-06-24 | 
| Geometric and Assembly Validation Properties | Version 4.6 2023-04-21 | 
| Model Styling and Organization | Version 1.10 2025-08-01 | 
| PDM Schema Usage Guide | Version 4.3 2002-01-23 | 
| Persistent IDs | Version 1.7 2025-10-29 | 
| PMI Representation and Presentation (AP242) | Version 4.1 2024-06-20 | 
| PMI Polyline Presentation (AP203 / AP214) | Version 2.3 2014-10-13 | 
| PMI Unicode String Specification | Version 1.0 2023-04-25 | 
| STEP File Compression | Version 1.3 2023-04-12 | 
| Supplemental Geometry | Version 1.3 2025-08-01 | 
| Tessellated 3D Geometry | Version 1.1 2019-08-22 | 
| User Defined Attributes | Version 1.8 2021-02-18 |