---
title: "Caria File Specifications"
url: "https://help.clearcast.co.uk/en/article/caria-file-specifications"
language: "en"
last_updated: "2025-11-13T12:26:38.833Z"
---

# Caria File Specifications

### **Everything you need to submit ads in the right format**

  
**When you submit an ad for clearance, it’s important you use a file format we can recognise and work with. This ensures we’re able to provide clearance as quickly as possible — so you can get your ad to air.**

#### **The Library file specs**

The Library Digital File Specification Guide can be found [here](https://help.clearcast.co.uk/en/article/the-library-full-technical-spec-download).

#### CASE files

The CASE file specification is the standard way to exchange TV campaign schedule data in the UK and Ireland.  
[CASE specification (PDF)](http://clearcast.co.uk/wp-content/uploads/2024/03/Daily_Product_Data_Export-NEW-LOGO.docx)

#### **Inbound attribution data files**

The inbound attribution data file specification is used to send data to our attribution service.  
[Inbound attribution data spec. (PDF)](http://clearcast.co.uk/wp-content/uploads/2024/03/Inbound_Attribution_Data_File-NEW-LOGO.docx)

#### **Inbound sponsorship data files**

The inbound sponsorship data file specification is used to send us data relating to specific sponsorship events.  
[Inbound sponsorship data spec. (PDF)](http://clearcast.co.uk/wp-content/uploads/2024/03/Inbound_Sponsorship_Data_File-NEW-LOGO.docx)

#### **Outbound attribution data files**

The outbound attribution data file format is used to publish attribution data for commercial copy numbers added to the database during a single week  
[Outbound attribution data spec. (PDF)](https://help.clearcast.co.uk/en/article/about-caria)

#### **Global sponsorship identifiers**

These standard sponsorship global identifiers are used at the start of sponsorship codes.  
[Global sponsorship identifiers (PDF)](http://clearcast.co.uk/wp-content/uploads/2024/03/Attribution_Sponsorship_Global_Identifiers_Appendix_Aug_10-NEW-LOGO.docx)