The "Jurassic Park" star passed away aged 90 in August, 2014 and he stated in his will that his remains be cremated, reported Daily Telegraph
He asked for the ashes to be scattered at his former residences in the south of France and the Isle of Bute in Scotland.
Attenborough also asked for a portion of them to be placed in a vault containing the ashes of his daughter Jane and granddaughter Lucy at St Mary Magdalene Church in Surrey, England.
At a 2005 memorial service for the victims, held at London's St Paul's Cathedral, Attenborough described the day of their deaths as "the worst day of my life".
More From This Section
Newly-released probate records reveal the division of the Attenborough's 1.5 millionpound estate as well as the instructions for his final resting place.
Attenborough's request has yet to be carried out due to renovation work at the church in Surrey.
Attenborough is survived by his wife of 69 years, Sheila, who inherited the bulk of his estate.