As you want here I am giving below Transmission Corporation of Andhra Pradesh (APTRANSCO) Holidays list:

Transmission Corporation of Andhra Pradesh (APTRANSCO) Holidays list

Day Date Holiday Comments
Friday January 13 Bhogi
Andhra Pradesh, Telangana
Saturday January 14 Pongal
Also known as Makar Sankranti, Lohri, Bihu, Hadaga, Poki
Thursday January 26 Republic Day
Commemorates the establishment of the Constitution of India
Friday February 24 Maha Shivratri
Celebrated on the 13th night/14th day in the Krishna Paksha
Sunday March 12 Doljatra
Holi Dahan. Andhra Pradesh, Odisha, Punjab, Uttar Pradesh, West Bengal.
Wednesday March 29 Ugadi
Telugu and Kannada New Year. Andhra Pradesh, Karnataka, Telangana
Saturday April 01 Bank Holiday Banks only. Annual accounts closing
Wednesday April 05 Ram Navami
Celebrates the birth of Lord Rama to King Dasharatha of Ayodhya
Wednesday April 05 Babu Jagjivan Ram Birthday Andhra Pradesh, Telangana only
Sunday April 09 Mahavir Jayanti
The most important religious holiday in Jainism
Friday April 14 Dr Ambedkar Jayanti
Birthday of Bhimrao Ramji Ambedekar
Friday April 14 Good Friday
Friday before Easter Sunday
Monday June 26 Idul Fitr
Many states
Monday August 14 Janmashtami
Celebrates the birth of Lord Shri Krishna
Tuesday August 15 Independence Day

Friday August 25 Ganesh Chaturthi
Varasiddhi Vinayaka Vrata
Saturday September 02 Idul Juha
Eid al-Adha
Thursday September 28 Durgastami
Andhra Pradesh, Telangana
Saturday September 30 Dussehra
Vijaya Dashami
Sunday October 01 Muharram (10th Day)
Day of Ashurah
Monday October 02 Mahatma Gandhi Birthday
Gandhi Jayanti
Thursday October 19 Deewali
Maharashtra(Laxmi Pujan)
Saturday December 02 Milad-un-Nabi

Monday December 25 Christmas Day
Observed in all states