The country-by-country (CbC) reporting form 231 approved on 30 December 2016 in an order no. HFP/1978/2016 of 28 December 2016. The CbC report must be submitted by a company resident in Spain that is the parent company of a corporate group for the tax periods beginning on or after 1 January 2016.

The report must cover group revenue, distinguishing between related and unrelated parties; accounting results before corporate income tax (or similar taxes); and corporate tax (or similar taxes) paid or accrued, including withholding tax. The filing must be done, in all cases, electronically.