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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
Protection of the function of architectsYes
Professional title Architect 
Mandatory RegistrationYes
If yes, Where ?  
Registration with the Ordre 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.
Competent authority

Ministry of the Middle Classes (authorisation of establishment) and the Ordre des Architectes et des Ingénieurs-Conseils (obligatory membership).

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

Academic training 


Conditions set out in national law (Article 46 de la loi du 28 octobre 2016 relative à la reconnaissance des qualifications professionnelles).

University of Luxembourg offers a Master-programme in architecture.

Qualified as



Professional training needed?

Not needed if full-time superior studies have been followed for 5 years (Master degree. Needed if only 4 years were followed.

If yes How much time


2 years


Additional compulsory practical training- internship2 years (professional experience)
Requirement for undertaking a period of traineeship Yes
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 TraineeshipYes
Trainee accompanied No
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
Evaluation of the Traineeship No
Evaluation method used 

Liability and insurance

Are Architects obligation to carry insurance?



Legal Basis:
- what are the most commonly used Term and Conditions:



Article 6 of luxembourgish law of the 13 december 1989.


What are the requirements for obtaining  Insurance?



How are insurance premiums calculated?


Rate applied tofees -Rate on the value of construction works -Based on fixed price


What forms of Insurance contract exist:


Subscription contract for all liabilities in a predefined period -Cover for architect in a specific project


Insurances / Agents:

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 ?Yes
Who provides the courses:

Mostly OAI and House of Training

What level of training is provided:
Are certain subjects mandatory ?

New members are obliged to participate at 2 initiations modules:

1.    Legal, ethical and contractual framework of the OAI professions - Services, OAI tools, responsibilities, company rights

2.  Good practices of collaboration of the OAI project management (
What types of activities or provisions are accepted :
Do you have any evaluation criteria for the CPD material ?No
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 ?Yes
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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