# April 2024

This release note provides information about the April 2024 release of OS Open Built Up Areas. 

As referred to in the OS Open Built Up Areas Overview, following the April 2024 release the product is scheduled to be released every two years.

## Product enhancements

* Using customer feedback, improvements have been made in the 2024 release, by refining the definition of a Built Up Area. 
* All CSV file names and GeoPackage feature types are now formatted in all lowercase with underscores. 
*  The 'geom' field in the GeoPackage has been changed to 'geometry'. 
*  OS Built Up Areas now includes new GSS codes for all features.

## Next release

The next release of OS Open Built Up Areas is scheduled for April 2026.