| 00 | Metadata contact | For queries and feedback concerning the metadata record itself | 42 | |
| 01 | Accessibility request contact | Eg for requests for supply of mutable digital files for conversion to other formats | 16 | |
| 02 | Promotional contact | Eg for requests relating to interviews, author events | 16 | 27 |
| 03 | Advertising contact | Eg for co-op advertising | 27 | |
| 04 | Review copy contact | Eg for requests for review copies | 27 | |
| 05 | Evaluation copy contact | Eg for requests for approval or evaluation copies (particularly within education) | 27 | |
| 06 | Permissions contact | Eg for requests to reproduce or repurpose parts of the publication | 27 | |
| 07 | Return authorisation contact | Eg for use where authorisation must be gained from the publisher rather than the distributor or wholesaler | 38 | |
| 08 | CIP / Legal deposit contact | Eg for legal deposit or long-term preservation | 42 | 62 |
| 09 | Rights and licensing contact | Eg for subrights licensing, collective licensing | 62 | |
| 10 | Product safety contact | Eg for EU General product safety regulation (GPSR) compliance. See https://commission.europa.eu/business-economy-euro/product-safety-and-requirements/product-safety/general-product-safety-regulation_en | 66 | |