2026 practice series · Editorial allocation: 5/2026. Added retrospectively on 13 November 2026; legal review date: 13 November 2026. The archive month does not represent an original publication on that date.
A poor treatment outcome is distressing but does not itself complete the legal assessment. For owners and practices, contemporaneous records are the starting point: instructions, findings, consent, procedure and aftercare should form a traceable sequence. Only then can suspicions become specific questions for an expert.
Questions to resolve in practice
The Federal Court of Justice’s judgment of 10 May 2016, VI ZR 247/15, addresses the burden of proof for gross veterinary treatment errors. This briefing considers its practical significance for preparing a case in 2026; it does not report a new 2026 judgment.
Legal assessment and practical approach
Veterinary negligence requires separate assessment of clinical standards and legal conditions. Expert evidence should answer specific questions about diagnosis, conduct and causation. Where its conditions apply, a reversal of the burden for a gross error concerns causation; it does not remove every other element of a claim.
Four practical examples
These are hypothetical scenarios illustrating issues to assess. They do not describe actual client matters or promise a particular outcome.
Practical example 1
A serious complication follows surgery. Review the operative record, consent information and aftercare. It may be a recognised risk or the consequence of error; its occurrence alone does not establish liability.
Practical example 2
A finding is omitted from a pre-purchase examination. The agreed scope, images and report determine what should have been examined and disclosed. Consider also whether correct information would have changed the purchase decision.
Practical example 3
An emergency is referred to a clinic late. Reconstruct timing, available treatment and warning signs. An expert can assess whether delay could have affected the outcome.
Practical example 4
A veterinarian disputes a general allegation of error. A structured response should rely on contemporaneous records, not retrospectively altered notes. Involve the insurer and independent clinical assessment early where appropriate.
Prepare the relevant evidence
Provide complete documents and a concise chronology. Distinguish your observations from statements by others and unresolved questions. Include attachments, evidence of service and deadlines with official notices and correspondence. Preserve original files, images and message histories unchanged; an organised working copy assists review.
Legal sources: BGH, 10.05.2016, VI ZR 247/15