Original: Transfer to Australia On November 23 , 1955 , the islands were transferred to Australian control under the Cocos ( Keeling ) Islands Act 1955 ( an Australian Act ) pursuant to the Cocos Islands Act , 1955 ( a UK Act ) .
Simplified: On November 23 1955 , the islands were transferred to Australian control under the Cocos ( Keeling ) Islands Act 1955 .