Diploma in Distilling

Advanced Science & Technology for Distilling Professionals


Attaining the IBD Diploma gives you an internationally recognised and comprehensive understanding of distilling science and its application. This qualification is suited for a distillery manager in a larger distillery or head distiller of a smaller, independent distillery. 

You will be taught in-depth distilling science, covering all aspects of the production process. This qualification is split into three modules, each building on the knowledge gained through the Certificate level programme.

To download the syllabus for each module, please click on the module boxes below.


Candidates should have first completed the IBD’s General Certificate in Distilling or have a solid understanding of the science and technology of distilling. Candidates should ideally be working at or towards senior / head distiller level.

Candidates who pass Module 3 in the Diploma in Brewing, Packaging or Distilling are exempt from sitting Module 3 in the other disciplines.
The exemption will be automatically granted and there will only be one examination fee applicable to the Module 3 Examination.

Obtaining this qualification allows you to use the 'Dipl. Dist' post-nominal.

Essential Information

Module 1

This module goes into great detail about the biochemistry of raw ingredients, their processing and how their special properties enable the wash production process through fermentation with yeast and bacteria.

Module 2

In Module 2 you will study the production of spirits via continuous or batch distillation through column and pot stills.

Module 3

In Module 3 you will be taught about the engineering aspect of distilling, gaining a deeper understanding of the importance of heat transfer, fluid dynamics and the gas laws in distilling.

What will I achieve?

You will be taught in depth distillation science, covering all aspects of the production and maturation process. This qualification is split into three modules, each of which builds on the knowledge gained through the Certificate level programme.

The IBD’s Diploma in Distilling is the industry benchmark for the advanced technical distiller. As a Diploma candidate, you will typically be working as a senior distiller, team leader or in an operational management role within your distillery.

IBD qualifications are the most widely recognised distilling qualification in the world. The Diploma in Distilling demonstrates to your employer your advanced, applied understanding of distillation science in order to control the process to produce a high quality and consistent product.

How will I be supported?

This qualification is supported by an interactive online course. The course will guide you through the processes of brewing and packaging using educational games and simulations, and test your knowledge with quizzes. 

Tutor Guided Learning

As an optional extra, Tutor Guided Learning is available for Diploma level courses. These live online sessions run over 18 weeks from January to May, and cover the entire syllabus to ensure candidates fully understand the learning material and are well prepared for their professional exams. In addition to the live contact session each week, there is an active internet forum with the tutors. Classes are organised to suit different time zones and a maximum of 20 candidates work with their tutor.

What's next?

For those that have achieved the Diploma level qualification, the journey to Master Distiller is the next stage in your professional certification programme. The IBD’s Master Distiller qualification is the industry's highest level of recognition for those performing in senior roles within the industry.

To achieve this qualification takes many years of study and experience, but is backed up and supported by IBD mentors, tutoring programmes and our network of global experts. Becoming a Master Distiller is not quick or easy, but the journey is rewarding and there are many opportunities for those that achieve it.

Why choose the IBD?

The IBD provides the most widely recognised professional beverage qualifications in the world. We’ve been around since 1886 and have built a reputation for trust in the industry due to the quality of our learning material, support for learners and rigour of our exams.

Since we began professional qualifications in the 1950s, we have qualified over 100,000 brewers and distillers across the globe.