A list of chemicals included in invoicing can be obtained from KemiDigi. The invoice includes the invoicing number, i.e. the Tukes reference for the invoice. Tukes charges the annual processing fees in one instalments. The invoicing reference is 1/20XX. In the advanced search, the invoicing number in question can be found in the search options for the search criterion “Invoiced, Tukes reference”. By using this search option, all chemical notifications included in the invoicing in question can be listed. The invoicing list can also be exported from the system into Excel, with the selected columns included in the list.