11. In this Act—
“the Authority” means the Northern Ireland Library Authority established by section 1;
“the Department” means the Department of Culture, Arts and Leisure;
“library material” includes words, images, sounds, data and information of any kind recorded in or on any medium;
“library premises” means—
any premises occupied by the Authority where library facilities are made available to members of the public;
any vehicle used by the Authority in which library facilities are so made available;
“statutory provision” has the meaning given by section 1(f) of the Interpretation Act (Northern Ireland) 1954 (c. 33).