Affiliate Membership applies to service providers to the Interior Design industry: Plumbers, Tilers, Electricians, Painters etc.

Any person who practices as a tradesman, artisan or enterprise e.g. tiler, painter, carpenter, wall paperer etc. allied to, but not practicing as, an interior decorator, interior designer or interior architect may apply for Affiliate Membership of the Institute by satisfying the Management  Committee of its professional commitment and suitability by compliance with the requirements set out in the application form. A minimum of five years trading experience is required before an application will be considered