Section 40a(3)

Section 40A(3)(a) of the Income Tax Act provides that any expenditure incurred in respect of which payment is made in a sum exceeding Rs. 10,000/- in a single day otherwise than by an account payee cheque drawn on a bank or by an account payee bank draft or through use of electronic clearing system, shall not be ..allowed as a expense

yes applicable  on salary and creditors also