(a) "Act " means the Air (Prevention and Control of Pollution) Act, 1981;

(b) "Chairman " means the Chairman of the Central Board;

(c) "form " means a form set out in the Schedules;

(d) "meeting " means a meeting of the Central Board or a meeting of committee constituted by the Central Board;

(e) "Member-Secretary " means the Member-Secretary of the Central Board;

(f) "Schedule " means a Schedule appended to these rules;

(g) "section " means a section of the Act;

(h) "year " means the financial year commencing on the 1st day of April;

(i) words and expressions not defined in these rules but defined in the Act shall have the meaning assigned to them in the Act.