The opposition leaders who have been invited include Congress President Rahul Gandhi, TMC Chief and West Bengal Chief Minister Mamata Banerjee, JD(S) leader and Karnataka Chief Minister H D Kumaraswamy and AAP supremo and Delhi Chief Minister Arvind Kejriwal.
There is a view within the BJP that Shah may join the government after playing a crucial role in the party's return to power with an unprecedented majority. Shah has refrained from commenting on the matter.
A photo of former Andhra Pradesh Gorantla Madhav and his ex-boss, CID Deputy Superintendent of Police Mahboob Basha exchanging salutes in the presence of other police officials have been going viral on the internet.
'My journey started with you in 2013 will end in 2020. My best wishes will be with the dedicated revolutionary ground workers of the party, hopefully, you will remain a strong alternative in Delhi', AAP MLA Alka Lamba tweeted.