https://incometaxnortheast.gov.in/wp-content/uploads/2023/06/Tender-for-EOI-Construction-of-Auditorium.pdf
प्रधान मुख्य आयकर आयुक्त /Principal Chief Commissioner Of Income Tax
पूर्वोत्तर क्षेत्र गुवाहाटी /North East Region Guwahati
पूर्वोत्तर क्षेत्र गुवाहाटी /North East Region Guwahati
