It has been announced that Baroness Thatcher's funeral cost around £1.2 million.
If the time of staff is included, it would raise the bill to over £3 million.
Francis Maude, Cabinet Officer minister said the funeral, which was held in April, had been a "fitting tribute to one of our greatest Prime Ministers."
Baroness Thatcher's funeral cost the taxpayer an estimated £3.6 million - including £2 million "opportunity costs" for police who would have been on other duties on the day, Downing Street said today.
The Chancellor was caught on camera wiping away tears during the service last week at St Paul's Cathedral, said it had been "a very, very powerful and emotional" event.
"I welled up a bit because I thought it was a very emotional and moving occasion and at times overwhelming," he told the BBC Radio 4 Today programme.
"I think it was a fitting tribute to someone's life and in a sense a great State occasion as well.
The combination of the sermon and the music and so on made for a very, very powerful and emotional moment."
Mr Osborne appeared uncomfortable when presenter John Humphrys tried to press him on whether he was the sort of person who does weep occasionally.
"Well, I was caught on camera so I can't deny that it (happened)," he said.
"Occasionally I get a tear in my eye, sometimes just when I listen to the Today programme headlines, but on this occasion it was a much more moving moment."
Margaret Thatcher's official biography will be published today. It reveals how the former Prime Minister plotted to defeat the coal miners from the day she took office.
The details are disclosed in Margaret Thatcher, The Authorised Biography - Volume One: Not For Turning, written by former Daily Telegraph editor Charles Moore.
Lady Thatcher died on April 8. She was born and raised in Grantham, Lincolnshire.
Eighteen students from Warwick University's Conservative Association made the journey to London early this morning to pay their respects to a Prime Minister who had left power years before they were born.
Kate Fisher reports.
In London today, streets were sealed off as thousands of people gathered to line the route to St Paul's Cathedral - Lady Thatcher's final journey from Westminster.
Our Political Correspondent, Alison Mackenzie, spent the morning with the crowds in the capital, including those who made the journey from the Midlands.
Her controversial policies caused riots and divided the country.
At the funeral of Baroness Thatcher earlier today, the Bishop of London spoke of her 'storm of a life'.
Dignitaries from across the world and MPs from across the political divide were at the service to hear tributes for the grocer's daughter who was born in Grantham.
She rose through the ranks to become Britain's longest-serving, and only female Prime Minister.
Keith Wilkinson looks back on a historic day.
A moving, almost overwhelming day.