# Dataset metadata

The pages in this section define dataset metadata for the CSV format of AddressBase Premium product.

## AddressBase Premium dataset metadata

* [Metadata – (Type 29 Record)](https://docs.os.uk/os-downloads/products/addresses-and-names-portfolio/addressbase-premium/addressbase-premium-technical-specification/dataset-metadata/metadata-type-29-record)
* [Header – (Type 10 Record)](https://docs.os.uk/os-downloads/products/addresses-and-names-portfolio/addressbase-premium/addressbase-premium-technical-specification/dataset-metadata/header-type-10-record)
* [Trailer – (Type 99 record)](https://docs.os.uk/os-downloads/products/addresses-and-names-portfolio/addressbase-premium/addressbase-premium-technical-specification/dataset-metadata/trailer-type-99-record)