Honestly, I'd refer this back to the Assembly.
I'm afraid I lack the expertise to render an appropriate judgement on this issue, and AFAIK, no other clauses in the Charter/CoL or any other relevant document include a clause dealing with the sovereignty of the Coalition.
Chair of the Assembly - February 2016-August 2016
Deputy Chair of the Assembly - June 2015-February 2016
Justice of High Court of the South Pacific - December 2014-April 2015
Minister of Regional Affairs
Minister of Foreign Affairs
Deputy Minister of Regional Affairs
President Tobias Murray
President of the Federal Democratic Republic of Awesomiasa
Simon Harawira
Permanent Representative to the Southern Cooperation Organisation
Federal Democratic Republic of Awesomiasa