Every agent referred to in clause (5) of section 2 shall maintain accounts depicting the,-

(a) particulars of authorisation received by him from each principal to receive or supply goods or services on behalf of such principal separately;

(b) particulars including description, value and quantity (wherever applicable) of goods or services received on behalf of every principal;

(c) particulars including description, value and quantity (wherever applicable) of goods or services supplied on behalf of every principal;

(d) details of accounts furnished to every principal; and

(e) tax paid on receipts or on supply of goods or services effected on behalf of every principal.