1. Countermanding: Countermanding is the instruction given by the customer of a bank requesting the bank not to honour a particular cheque issued by him. When such an order is received, the banker must refuse to pay the cheque.
  2. Upon receipt of notice of death of a customer: When a banker receives written information from an authoritative source, regarding the death of a particular customer, he should not honour any cheque drawn by that deceased customer.
  3. Upon the receipt of notice of insolvency: Once a banker has knowledge of the insolvency of a customer he must refuse to pay cheques drawn by him.
  4. Upon the receipt of notice of insanity: Where a banker receives notice of a customer’s insanity, he is justified in refusing payment of the cheque drawn by him.
  5. Upon the receipt of notice of Garnishee order: Garnishee order refers to the order issued by a court attaching the funds of the judgement debtor (i.e. the customer) in the hands of a third party (i.e. the banker). In such a case, the banker may refuse payment.
  6. Upon the receipt of notice of assignment: The bank balance of a customer constitutes an asset and it can be assigned to any person by giving a letter of assignment to the banker. In such case also the banker may refuse payment.
  7. When a breach of trust is intended: In the case of trust account, mere knowledge of the customers intention to use the trust funds for his personal use is a sufficient reason to dishonour his cheque.
  8. Defective Title: If the person who brings a cheque for payment has no title or his title is defective, the banker should refuse to honour the cheque presented by him.
  9. Other Grounds: A banker is justified in dishonouring a cheque under the following circumstances also:
    1. a conditional one;
    2. drawn on an ordinary piece of paper;
    3. a stale one;
    4. post-dated one;
    5. mutilated;
    6. drawn on another branch where the account is not kept;
    7. presented during non-banking hours;
    8. if the words and figures differ;
    9. if there is no sufficient funds;
    10. if the signature of the customer is forged;
    11. if the endorsement is irregular and
    12. if a crossed cheque is presented at the counter.