Sandbox (Article 57)
Regulatory AI testing environment
Practitioner's note: This article is practice-oriented compliance documentation, not legal advice. We are a compliance specialist, not a law firm. For legally binding information please consult a licensed lawyer.
TL;DR
A regulatory sandbox under Article 57 EU AI Act is a controlled environment operated by the competent supervisory authority for the development, testing and validation of innovative AI systems.
What is a sandbox (Article 57)?
Sandbox value:
- Supervisory guidance during the development phase
- Capacity-building for SMEs and start-ups
- Reduced compliance risk prior to placing on the market
- Reduced fine exposure for breaches of obligations
DACH sandbox status (04/2026):
- Germany: BNetzA + BfDI joint sandbox, launch 02/2026 — 12 slots
- Austria: RTR + DSB joint sandbox planned for 09/2026
- Switzerland: no EU AI Act, but FINMA + Bakom sandbox since 2024
Practical example
A start-up with an AI credit-scoring solution uses the BNetzA sandbox. 12 months of development with BfDI guidance. Output: completed conformity assessment plus DPIA plus reduced fine exposure on subsequent placing on the market.
Frequently asked questions
Who can participate?
Providers of all sizes. SMEs and start-ups have priority (Article 62).
Costs?
Participation is free of charge. Own development costs plus approximately 200 person-days of effort.
Protection against fines?
Reduced fines for breaches of obligations during sandbox participation (Article 57 (12)).