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Legislation

Necessary defense (§ 29 TZ)

What does the term mean

Circumstance excluding illegality. The right to repel an imminent or ongoing attack.

Necessary defense allows anyone to defend themselves or others from attack. The key is that the defense must not be blatantly disproportionate to the attack method.

Necessary defense conditions

  • Aktualita: The attack must be directly threatened or ongoing.
  • Intenzita: Defense must be more forceful than offense to be successful, but it must not be excessive.

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Verified sources for the term

Updated May 26, 2026

Practical meaning

How Necessary defense (§ 29 TZ) applies to a real service

It makes sense mainly when it results in a specific procedure for an object, an event or a team on site.

When is the term resolved

Necessary defense (§ 29 TZ) is mainly handled in practice when checking the contract, internal rules, cameras, records of people, the powers of the worker or the responsibility of the contracting authority.

Common mistakes in practice

The risk is to rely on oral interpretation without an up-to-date procedure, record and verification of who is responsible for a specific decision.

What to do in practice

If the term applies to your real operation, it connects to Careers in security. That is where we deal with the specific space, scope, responsibility and next step before deployment.

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