The All England Lawn Tennis Club (AELTC) made an offer, reported to be £65 million ($82 million), to buy Wimbledon Park Golf Club's land in a move that would see its estate roughly triple in size.
The annual tournament will be held from December 31, 2018 to January 5, 2019.
The former World No.1 who would have been the first women's captain of France's men's tennis team, was appointed in June to take over from Yannick Noah in 2019.
Williams returned from giving birth to her first child to reach the 2018 Wimbledon and US Open finals, but suffered upset losses in both to leave her stuck on 23 major wins.
The 51-year-old German ace had lodged the claim earlier this year, successfully blocking a sale of his sporting trophies and personal memorabilia to recover debt.
Eight of the world's top 10 have signed on for the January 6-12 event as they use it to warm up for the Australian Open Grand Slam the following week.
"Croatia, Croatia!" chanted both the crowd and the players, led by world number seven Marin Cilic, who were standing on an improvised stage in Ban Jelacic square.
Cilic won 7-6 (7/3), 6-3, 6-3, to dethrone defending champions France and secure Croatia's second Davis Cup, 13 years after their first.
Croatia lead 2-1 and need one point from the final two rubbers.
Tickets will also be available onsite at the Khalifa International Tennis & Squash Complex and in selected malls from December 1.
The visitors were dominant throughout the day in front of a capacity crowd at the Stade Pierre-Mauroy in Lille.
Djokovic, the 2018 Wimbledon and US Open champion, tops the entry list of star players which includes world No. 8 Dominic Thiem, Nikolov Basilashvili, David Goffin, Karen Khachanov and this year’s French Open semifinalist Marco Cecchinato.
Yannick Noah was expected to go with his highest-ranked singles player Lucas Pouille -- 32 in the rankings -- who sealed victory in last year's final against Belgium.
The former US Open champion led Juan Martin del Potro by two sets in the 2016 final in Zagreb with the hosts only needing one more win for the title, but slipped to an agonising defeat as Argentina roared back to lift the trophy.
The settlement reached last week does not reveal any of the terms of the agreement other than a stipulation that both parties will pay their own attorneys' fees.