18 Contract liabilities

The carrying amount of current and non-current contract liabilities increased year-on-year from EUR 2.2 billion to EUR 2.5 billion. These substantially include deferred revenues. The increase resulted from higher contract liabilities in the United States, Germany, and Europe operating segments. EUR 73 million of the increase in contract liabilities resulted from the marketing of a new business model in connection with the Equipment Installment Plan in the United States operating segment.

Revenue of EUR 2,794 million (2021: EUR 2,573 million) from contract liabilities that were still outstanding as of December 31, 2021 was realized in the reporting year. Of the total of contract liabilities, EUR 1,868 million (December 31, 2021: EUR 1,668 million) is due within one year.

For further information on the business transactions, please refer to the section “Changes in the composition of the Group and other transactions” under “Summary of accounting policies.”