As many as 27 Income tax officers have been promoted in the grade of Principal Commissioner of Income tax on ad-hoc basis to the post of Chief Commissioner of Income tax. The promoted officers are:
- Kale Hari Lal Naick
- Shanta Sujata Abrol
- Ajay Singh
- Pramod Chandra Modi
- A. K. Jaiswal
- Laxmi Narayan Pant
- Rajendra
- Abhijit Chakravarty
- Meeta Nambiar
- Pawan Parmar SIngh
- Hukum Chand Jain
- Neena Kumar
- Abha Anand Kishore
- Desh Deepak Goyal
- Madhu Mahajan
- A. K. Nigam
- Amresh Chandra Shukla
- Abhay Tayal
- Braj Kishore Singh
- Desh Bandhu Goyal
- Akhilesh Ranjan
- K. Ramalingam
- Prasana Kumar Dash
- Anand Kishore
- Ashutosh Chandra
- Pushap Lata Srivastava
- K. C. Gumaria