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ACE Member Organisation

Ordre des Architectes et des Ingénieurs Conseils du Grand-Duché de Luxembourg (OAI)

Forum da Vinci, 6, Boulevard Grand-Duchesse Charlotte - 1330 Luxembourg
Phone: + 352 42 24 06
Fax: + 352 42 24 07
Email: oai(at)oai(dot)lu


Professional title

Protection of the title of architectYes
The title is protected.
Protection of the function of architectsYes
The Luxembourg architect has exclusive rights: All applications for authorisation of constructions have to be signed by an architect.
Professional title Architect 
Mandatory RegistrationYes
Registration with the Order is compulsory for all architects and consulting engineers, natural or legal persons (individuals or legal entities), who wish to practise their profession under the status of “independent” in Luxembourg. Registration is, on the other hand, optional for civil servants or private sector employees practising an activity that pertains to concept and study in the domain of construction.
If yes, Where ? Ordre des Architectes et des Ingénieurs Conseils du Grand-Duché de Luxembourg (OAI)
Competent authority Ministry of the Middle Classes through the Association of Architects and Consulting Engineers / Ordre des Architects et des Ingénieurs-Conseils (OAI).

Access to the profession: How to become an architect in this country ?

- Academic training: there are no schools of architecture in Luxembourg (but a Master’s degree will be organised soon). The law on acces to the profession (02/09/2011) demands that training acquired abroad be of at least 5 years duration.
- Compulsory professional experience of 2 years.
- Compulsory registration with the OAI.
- Continued training: not compulsory. 


Additional compulsory practical training- internship2 years (professional experience)
Requirement for undertaking a period of traineeship By law
Period of traineeship supervised (overseen)
By who ?
Practical training period
Where ?
To which conditions
Already established architect 
Number of hours per month required 
Compulsory Professional examinationNo 
Complementary professional educationNot mandatory
Remuneration of the Traineeship
Trainee accompanied 
Specific supplementary courses organised Yes by the OAI and CRP-Henri Tudor, but not mandatory
Model form of contract available No
Traineeship and practical experience undertaken abroad taken into account Yes, but as to be done by an established architect
Evaluation of the Traineeship No
Evaluation method used 

Liability and insurance

2 years for small works (counted from acceptance), 10 years for large, and 30 years in case of wilful misrepresentation.

Read the insurance sheet

Continuous Professional Development

Does a system of CPD for architects exists in your country ?Yes
If yes:
- Is it compulsory ?
- Is it encouraged ?
- Is it free ?
If it is compulsory,
is it required by law,
or by a Code of Conduct ?
Not compulsory
If it is regulated, who regulates the system:
a professional body,
a governmental body,
a combination of the two ?
Not regulated

Is it organised ? 
Who provides the courses: Mostly OAI and CRP-Henri Tudor (see enclosed programm).
What level of training is provided: 
Are certain subjects mandatory ?
What types of activities or provisions are accepted :

Do you have any evaluation criteria for the CPD material ? 
Who recognize (accredits) these trainings :
Development of the trainings :
A. Estimated number of courses / year
B. Estimated number of participants / year
C. Estimated lesson hours / year


Level of requirements for the architects :
Is this required level validated or checked and how:
A. Not requested,
B. Self-assessment of value,
C. Attendance tracking,
D. Self-assessment using self-test,
E. By regular checks,
F. Examination,
G. Thesis,
H. Others means (e.g. electronic monitoring) ?

Is training (provision) delivered abroad accepted ? 
What kind of sanction is applied for the non-compliance with CPD obligation:
A. None,
B.  Reprimand,
C. Expulsion from the register,
D. Other ?
Do you have a database of the content of your CPD Programme ? 

Requirements to practice in this country

What requirements must a European architects fulfil to practice in this country ?

Recognised diploma
Autorisation d’établissement from Ministry of the Middle Classes
Registration with the OAI
VAT Registration

architects in europe

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