All the properties of the Association, whether belongings to it or held by it in trust shall unless otherwise provided by any instrument of trust, vest in the Association and in case of any Bill, Note, Negotiable Instrument of whatsoever nature, Agreement Bond, Indemnity nature, the same shall be deemed to have been duly executed, accepted, admitted, endorsed and completed on behalf of the Association if signed by the Chairman and Secretary General  or in their absence by any two or more members appointed for the purpose by the Central Executive Committee. The same procedure shall apply in the Zones.