Retired teacher Henry Page from Brighton is at St Paul's with a protest banner.
The 61-year-old said:
The reason I have come today is because £10 million in the current economic climate is inappropriate when people can't afford to pay their bills.
If the cost of this were acceptable, we would know what that cost is. But we don't.
[Clement] Attlee did not get a state funeral or a ceremonial funeral. He was the prime minister who founded the NHS, he was Churchill's deputy prime minister in the national government.
It almost begs the question: is it only Tories that get a state or ceremonial funeral?
More top news
Defending champions Arsenal squeezed into the FA Cup final despite a spirited fightback from Reading, who forced extra-time
A detective who led investigations into the Valley Parade fire tells ITV News there is "unequivocal" evidence the disaster was an accident.
Tonight will start off clear in many areas, but cloud will increase from the east overnight, bringing some light and patchy rain.