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Expertise according to Chemical Ozone Layer Ordinance Recognition

The recognition of expertise according to the Chemicals Ozone Layer Ordinance is carried out by the competent authority.

Who should I contact?

The responsibility lies with the State Labour Inspectorate.

This procedure can also be handled through a "point of single contact". The "Point of Single Contact" is a special service offered by the municipalities and the state for service providers.

Find your point of single contact here.


  • The proof of competence can be provided in accordance with §5 paragraph 2 of the Chemicals Ozone Layer Ordinance (ChemOzonSchichtV) by
    • Completion of an enabling technical or craft training
    • Proof of officially recognized certification
    • the submission of a corresponding certificate of competence in accordance with the Chemicals Climate Protection Ordinance (ChemKlimaschutzV)
    • An equivalent qualification from another Member State
    • By participating in a training course recognized by the responsible body for the acquisition of expertise according to the Chemical Ozone Layer Ordinance according to §5 paragraph 3 ChemOzonSchichtV, in which teaching content is taught.

§ 5 Chemicals Ozone Layer Ordinance (ChemOzonSchichtV)

Which documents are required?

No documents are required.

What are the fees?

Fees are charged in accordance with Annex 1 to § 1 paragraph 1 General Fee Schedule of the State of Lower Saxony (AllGO) in accordance with No. 39.

Annex 1 to § 1 paragraph 1 General Fee Schedule (AllGO)

What deadlines do I have to pay attention to?

Deadlines may have to be observed. Please contact the competent authority.

Processing duration

Processing Time: 3 Months
§ 5 paragraph 5 sentence 1 Chemical Ozone Layer Ordinance (ChemOzonSchichtV)

What else should I know?

In individual cases, an exemption from the obligation to provide expertise under the Chemicals Ozone Layer Ordinance may be possible.

Technically approved by

Lower Saxony Ministry of the Environment, Energy and Climate Protection

Source: Serviceportal Niedersachsen (Linie6PLus)

Further Links

Single points of contact of the state of Lower Saxony, Single points of contact of the countries of Europe, advice and assistance for EU citizens and their families.