Governing document
MANIFESTO OF 1877 AND CONSTITUTION ADOPTED 23 MARCH 1976 AS AMENDED 22 JUNE 1990, 6 JULY 1993, 16 JULY 2005 AND 9 SEPTEMBER 2006 AS AFFECTED BY A UNITING DIRECTION MADE UNDER S.96 OF THE CHARITIES ACT 1993 AND DATED 7 DECEMBER 2006