<s>[INST] When penalty under Section 272BB may be imposed? [/INST] ​​​Penalty under Section 272BB may be imposed in the following circumstances:

​If a person, responsible for deduction or collection of tax at source, fails to apply for Tax Deduction and Collection Account Number (TAN);
If a person fails to quote TAN on the documents on which it is required to be quoted; or
If a person quotes a TAN which is false, and which he either knows or believes to be false or does not believe to be true.​ </s>