The 83-year-old Sheikh Nawaf is an elder statesman who has held high office for decades including the defence and interior ministries.
A Kuwait government Airbus A340 carrying his remains from the United States landed in the capital, where roads were cleared to allow passage of a convoy to the Bilal Bin Rabah Mosque for funeral prayers.
Emir Sheikh Nawaf Al Ahmad Al Sabah on Wednesday named Sheikh Meshal Al Ahmad, deputy head of the country's National Guard, as crown prince of the US-allied OPEC member state.
Kuwait's state news agency said Sheikh Nawaf also received Iranian Foreign Minister Mohammad Javad Zarif, who had lauded the late emir for fostering "moderation and balance".
The elections come at a time when the wealthy OPEC member state is facing a liquidity crisis caused by low oil prices and the coronavirus pandemic, and the government is trying to boost state finances to plug a budget deficit.
Global delegates stood for a minute of silence to mourn the loss of the virtuous ruler, once granted a 'Humanitarian Leader' award by former UN chief Ban Ki-moon, in memory of his legacy in humanitarianism, diplomacy, peace-making and conflict resolution.
Infected people or those under mandatory quarantine are usually confined to home, with electronic wristbands monitoring their movements.
The letter mentioned the fraternal ties between the two countries and their peoples, as well as the work of the Gulf Cooperation Council (GCC) and ways of consolidating the relations between the GCC countries.
Sheikh Mohammed Bin Rashid landed in Saudi Arabia as the head of the UAE’s delegation participating in the 41th GCC Summit, and the Crown Prince of Saudi Arabia was the first to receive him.
The US Secretary of State Michael Pompeo has welcomed the progress achieved by the Al Ula Declaration issued at the Gulf Cooperation Council summit held yesterday in Saudi Arabia, describing it as "a positive step towards restoring Gulf and Arab unity."