Adrian Guille, president of Sark's Constitutional Steering Committee, said the General Purpose and Finance Committee already liaised between the two islands.
Jeremy La Trobe-Bateman has taken over the title of seneschal from Lieutenant Colonel Reg Guille, but has only taken on the role of Sark's chief judge.
Rosanne Guille, an artist and organiser of the Artists for Nature Sark Project was one of those who had criticised the timing of the work, which took place on Friday.
Current Seneschal Lt Col Reg Guille MBE was first appointed in February 2000, is the 26th person to hold the position and is a direct descendant of the island's 16th Century settlers.