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Electromagnetic Fields

Electromagnetic Fields – Legal Aspects and Regulatory Framework

Definition and Areas of Application

Electromagnetic fields (EMF) refer to fields generated by the interaction of electrical and magnetic forces. They occur both naturally and due to human activities, for example in power transmission, radio communication, as well as medical and industrial applications. From a legal perspective, electromagnetic fields are subject to numerous regulations aimed at protecting people and the environment, as well as imposing requirements on plant operators and manufacturers.

Legal Basis for Handling Electromagnetic Fields

European Legal Foundations

In the European Union, various legal acts govern the handling of electromagnetic fields. The most important include:

  • Directive 2013/35/EU: This directive sets minimum requirements for the protection of workers from risks arising from electromagnetic fields at work. It obligates employers to conduct risk assessments and implement appropriate protective measures.
  • European EMC Directive (2014/30/EU): This directive regulates the electromagnetic compatibility (EMC) of technical devices. It requires that devices be designed and manufactured in such a way that they do not cause impermissible interference and are themselves sufficiently immune to external electromagnetic influences.

National Legal Provisions (Germany)

In Germany, a comprehensive legal framework for electromagnetic fields exists:

  • Federal Immission Control Act (BImSchG): The BImSchG aims to protect people and the environment from harmful environmental impacts. Electromagnetic fields are considered as a possible environmental impact.
  • 26th Federal Immission Control Ordinance (BImSchV): This ordinance specifies the requirements relating to high-frequency electromagnetic fields, such as those from mobile phone transmitters or broadcasting stations. It sets limit values and measurement requirements that operators must comply with.
  • Workplace Ordinance (ArbStättV): It contains provisions for protecting employees from possible dangers due to EMF in the workplace.

Protective Regulations and Limit Values

Setting of Limit Values

Limit values for electromagnetic fields are primarily determined in Germany by the 26th BImSchV. It distinguishes between different frequency ranges and types of exposure (occupational, public). The limit values are based on recommendations by the International Commission on Non-Ionizing Radiation Protection (ICNIRP) and are regularly reviewed.

Protection of Particularly Vulnerable Groups

Protection regulations explicitly take into account groups of persons who are particularly in need of protection, such as children, pregnant women, or the ill. These groups are specifically included as part of official risk assessments.

Construction and Planning Requirements

Within approval procedures for new buildings, especially for infrastructure installations (e.g., power lines, mobile phone installations), site requirements and minimum distances must be observed in order to minimize public exposure.

Duties and Responsibilities of Operators and Manufacturers

Operating and Monitoring Obligations

Operators of installations that generate electromagnetic fields are obliged to comply with the prescribed limit values. They must also carry out regular measurements and inspections, as well as provide evidence of compliance with legal requirements.

Maintenance and Incident Management

Operators are required to regularly maintain their facilities and ensure that malfunctions which could result in exceedance of limit values or cause hazards are promptly reported and rectified.

Information Obligations Towards Those Affected

Operators have extensive information obligations. The affected public must be informed adequately and in a timely manner about planned installations, operational changes, or identified malfunctions.

Legal Assessment and Disputes

Assessment Under Immission Control Law

Within the framework of immission control law, an assessment is made between the public interest in a secure energy supply and the protection of life, health, and the environment. Authorities are obliged to monitor compliance with all protective regulations during facility approval and, if necessary, to impose conditions.

Neighbour Protection and Individual Legal Protection

Residents and other affected parties may defend themselves against impermissible impacts from electromagnetic fields using administrative and civil law remedies. Legal remedies include, in particular, objection proceedings as well as lawsuits before administrative courts. Injunction claims under civil law due to interference with property rights are also possible.

Liability and Compensation

In the event of exceeding limit values or proven health damage due to unlawful EMF exposure, claims for damages may be asserted. The examination criteria are primarily governed by general liability law and specific legislation.

International Regulations and Harmonisation Efforts

Electromagnetic fields are regulated differently internationally. International organizations such as the WHO and ICNIRP set standards that are adopted by many countries as the basis for their national regulations. Regular coordination also takes place at the UN and OECD levels to harmonize protection standards, especially to ensure uniform regulations in a cross-border context.

Outlook and Current Developments

With increasing digitization and the expansion of new radio technologies (such as 5G), the importance of legal regulations to protect against electromagnetic fields continues to grow. Regular adjustment of limit values and control mechanisms is necessary to account for technical progress and the current state of scientific knowledge. National and international legislation face the challenge of balancing the interests of innovation and economic development with the protection of people and the environment.


Summary: From a legal perspective, electromagnetic fields are comprehensively regulated. Existing regulations serve to protect human health, the environment, and fault-free technical development. Compliance with limit values, inclusion of vulnerable groups, extensive operational and information obligations, as well as clearly defined legal remedies, ensure a balanced and effective legal framework that is continuously evolving.

Frequently Asked Questions

What statutory limit values apply to electromagnetic fields?

For electromagnetic fields (EMF) in Germany and the European Union, different statutory limit values apply to ensure the protection of individuals from health risks. The basis for this is the 26th Ordinance on the Implementation of the Federal Immission Control Act (26th BImSchV), which sets limit values for exposure to electric, magnetic, and electromagnetic fields in the frequency range from 0 Hz to 300 GHz. These cover both high-voltage power lines and radio systems, mobile phone base stations, and other sources. The limit values are based on recommendations of the International Commission on Non-Ionizing Radiation Protection (ICNIRP) and are regularly reviewed by the Federal Office for Radiation Protection (BfS). Operators of corresponding installations must regularly demonstrate compliance with the limit values, and violations can lead to administrative orders up to and including the shutdown of installations.

Who is responsible for monitoring and compliance with the limit values?

The primary responsibility for compliance with legal limit values lies with the operators of the respective installations that generate electromagnetic fields. They are obliged to measure emissions regularly and to provide evidence of compliance with these limit values, presenting them upon request to the competent authorities. Responsible authorities are usually the respective regional environmental authorities and the Federal Office for Radiation Protection (BfS). The authorities also carry out random inspections, measurements, and tests to check compliance. In the event of a violation, they can impose measures ranging from penalties to complete shutdown of the installation.

What legal options do residents have against the construction of installations with EMF emissions?

Residents can take action under administrative law against planned or existing installations that emit electromagnetic fields. In approval procedures under the Federal Immission Control Act (BImSchG), affected persons have the opportunity to raise objections as part of public participation. Furthermore, in the case of an approved installation that demonstrably exceeds limit values or causes harmful environmental effects, an objection can be filed and, if necessary, a mandamus action brought before the administrative court. However, a claim for decommissioning or improvement exists only if an objective exceedance of the statutory values can be proven.

What obligations exist regarding the information and education of the public?

Operators of installations that generate electromagnetic fields are legally obliged to inform the public appropriately about the fields generated by them. This is primarily done in the approval procedure through publication of application documents and information events. In addition, the Federal Office for Radiation Protection maintains a public location database with information on installations subject to approval, such as radio transmitters and high-voltage power lines. There is also a special information obligation towards directly affected residents when installations undergo subsequent changes that could lead to increased EMF emissions.

What legal requirements apply to the installation of mobile phone masts in residential areas?

For the installation of mobile phone masts in residential areas, both the specific requirements of the 26th BImSchV and building law regulations, such as state building codes, must be observed. There is a permit requirement for installations above certain power thresholds. In the approval process, compliance with EMF limit values must regularly be demonstrated, and special site requirements may apply near so-called “sensitive areas” such as schools, kindergartens, and hospitals. In a planning law context, compatibility with the character of the area (e.g., general residential area) is also decisive. Municipalities have limited influence on siting through planning processes, as federal regulations for the protection of telecommunications infrastructure take precedence.

How are violations of EMF limit values sanctioned?

If statutory limit values for electromagnetic fields are exceeded, the responsible authorities can order measures up to the shutdown of the relevant installation. This generally occurs progressively, initially by ordering improvements or conditions. If the operator fails to meet these obligations, a fine may be imposed, the amount of which is determined by the scale and duration of the violation and penalized under the Administrative Offenses Act (OWiG). In the event of repeat violations or continued exceedance of limit values, full prohibition of operation may be imposed. In addition, civil law claims may be enforced for impairment of property or health under §§ 1004 or 823 BGB.

What role does the protection of particularly sensitive groups play in EMF law?

Particularly sensitive groups such as children, pregnant women, or chronically ill individuals are not protected by separate limit values under statutory regulation of electromagnetic fields. However, the limits set in the 26th BImSchV include significant safety factors, which, according to current scientific knowledge, should suffice to protect sensitive groups. When selecting sites for installations, particularly near kindergartens, schools, and healthcare facilities, some guidelines nevertheless recommend increased caution, which is reflected in local administrative requirements or voluntary commitments by operators. However, a legal entitlement to stricter measures exists only if new scientific findings demonstrate specific health risks.