Total membership now stands at 515, consisting of 499 charities and 16 supplier members. The charity members represent around £2.35bn, or just over 25% of total charitable income.

FSB chief executive Jon Scourse said: “We had an incredibly successful public launch in February which generated significant favourable media coverage in both charity and public media… We will continue to raise awareness of the scheme amongst the sector and the public.”

For more on the FSB visit www.fsboard.org.uk