Mr. Atkins employ`s 15 persons. He is preparing his companies taxes. He has not been granted a time extension to file the company`s annual Federal unemployment tax return. If he is to avoid the penalty, which is the latest date he can file his tax form?

Mr. Atkins employ`s 15 persons. He is preparing his companies taxes. He has not been granted a time extension to file the company`s annual Federal unemployment tax return. If he is to avoid the penalty, which is the latest date he can file his tax form?