The changes implemented in DCAT-AP version 2.1.0 are related to the following issues:

- Improved UML diagram in accordance with the agreed profile reading
- Improved coherency between the UML diagram and the specification text
- A usage guide on the relationships between Dataset, Distribution and Data Service; and the consequences of this clarification on the model
- Various editorial fixes    
- Consolidation of the SHACL shapes
- Minor specification updates:
   - Introduction of the NAL planned-availability, NAL access-right and NAL dataset-type
   - Lift of the max-cardinality for dataset dct:type
   - Lift of the max-cardinality for property dct:creator
   - Allow other than SHA1 checksum algorithms
   - The range for temporal properties is enlarged to contain any temporal XSD datatype
   - Alignment of usage notes for reused property adms:status with W3C DCAT
   - Addition of max-cardinality 1 for dcat:temporalResolution and dcat:spatialResolutionInMeters to align with the usage note