Tolley paid tribute to "all those people that have taken part in those debates".
On Monday, as commissioner Bill Wasley began to speak, he was interrupted by a leak from the ceiling which began to drop onto him.
The council will move its main public meetings to Regional House on Elizabeth St, which houses Bay of Plenty Regional Council. These are expected to resume after the Christmas holidays in January.
Regular committee meetings will be held at the council's 306 Cameron Rd site.
The council's customer service centre and library will also move and be temporarily housed at He Puna Manawa (formerly the Goddards Shopping Centre) between Devonport Rd and Grey St. The service centre will remain open on Willow St until January 21 and reopen at the new location on January 24.
The library will close on February 20 and reopen at He Puna Manawa by the end of March.
Demolition of the Willow St council building is expected to begin in April.
The initial indicative cost to redevelop the main civic precinct and waterfront area is $270 million to $300m.
The commission is expected to make its final decision on how the delivery of the project will be phased and how it will be funded by June 30, 2022.