# Swiss installation limit value for power lines

> 1 µT (10 mG) magnetic flux density at places of sensitive use — the strictest power-frequency installation value in force in Europe.

- Canonical URL: https://emfbase.com/limits/swiss-installation-limit-power-lines
- Collection: Exposure limits
- Record id: `limits:ch-onir-power-lines`
- Status: verified
- Last verified: 2026-08-12
- JSON: https://emfbase.com/api/limits/swiss-installation-limit-power-lines

## Key values

- **Limit value:** 1 µT — Regulatory value — legally enforceable — Applies to new installations at places of sensitive use; the Netherlands applies a 0.4 µT policy target for new power lines. [ch-onir, sbm-2024]
- **Quantity:** magnetic flux density
- **Frequency band:** 50 Hz
- **Population:** sensitive
- **Set by:** Swiss ONIR / NISV installation limit values (2000, as amended)
- **Kind:** Regulatory — legally enforceable

## Sources

- `ch-onir` Swiss Confederation (2000). *Ordinance relating to Protection from Non-Ionising Radiation (ONIR / NISV, SR 814.710)*. https://www.fedlex.admin.ch/eli/cc/2000/38/en — regulation, link checked 2026-08-12
- `sbm-2024` Institut für Baubiologie + Nachhaltigkeit (IBN) (2024). *Building Biology Evaluation Guidelines for Sleeping Areas (SBM-2024)*. https://buildingbiology.com/site/downloads/SBM-2024_EVALUATION_GUIDELINES_EN.pdf — ngo, link checked 2026-08-12

Data licence: CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/). Dataset version 2026.08.1. Retrieved from EMFBase, https://emfbase.com.

This record is reference data, not medical or legal advice. Regulatory limits, scientific guidelines and precautionary values are labelled separately and answer different questions.