 With the outbreak of World War I in 1914, Higgins placed his knowledge at the disposal of the Federal Government, and was appointed honorary metallurgical adviser.Higgins represented the Federal Government on the Zinc Producers' Association and on the Copper Producers' Association, and also founded the Australian Metal Exchange.After the Imperial government bought the Australian wool clip in 1916, Higgins became Chairman and Governing Director of the Central Wool Committee.