An appeal to the High Court against the order of ITAT should be filed within 120 days when the order is communicated.
Refer Section 260-A, Income lax Act which provides that an appeal shall lie to the High Court from every order passed in appeal by the Appellate Tribunal before the date of establishment of the National Tax Tribunal, if the High Court is satisfied that the case involves a substantial question of law and such appeal under this sub-section shall be filed within one hundred and twenty days from the date on which the order appealed against is received by the assessee or the Principal Chief Commissioner or Chief Commissioner or Principal Commissioner or Commissioner.