The British Association of Picture Libraries and Agencies (BAPLA) is the UK trade association for picture libraries and agencies, and represents over 400 member companies in the UK. Its member companies range in size from small specialist organizations to large national bodies. It is also the largest organization of this kind in the world.

There are three types of BAPLA membership which are:

• Full and Affiliate Membership - available to UK picture libraries and agencies;
• Associate Membership - available to non-UK picture libraries and agencies, and also libraries in the UK not functioning commercially; and
• Supporters' Membership - available to affiliated business wishing to remain in touch with the industry.

Members at all three levels are promoted by the BAPLA Directory and through the organization's website. Details of membership, and the current membership fees, are given on the BAPLA website.