Challenging legal parentage
A legal action seeking to set aside established parentage when statutory conditions are met.
What to bear in mind
Standing and time limits vary with the action and circumstances. Dates, knowledge of relevant facts and registry records must be reviewed.
Preparing for your consultation
Bring earlier orders and agreements, details of those affected and a timeline. Identify the decision or procedure you need advice on.
Legal source
Spanish Civil Code, article 136 · BOE (opens in a new tab)
Related content
General information on Spanish law. Application depends on the facts, current legislation and, where relevant, regional civil law or international rules. Reviewed: 26 October 2026.