The Belgium international centre-half has been on the verge of a move to north London for several weeks, but the deal was held up over a dispute with the Dutch club over his percentage of the transfer fee.
Vertonghen's representatives met Ajax officials on Friday morning with the aim of resolving the dispute as the 25-year-old, who was in the final year of his contract, returning to pre-season training with Ajax.
Those talks initially failed to find a resolution, but Spurs confirmed on Sunday that the Eredivisie Player of the Year was their player, subject to a medical.
England will debut their new away jersey against Brazil at the Maracana Stadium on Sunday. Get in the Gear
Support the USA national team with an official 2013 Centennial soccer jersey from Nike. Its Official.
Neymar's move from Santos to Barcelona is no doubt the biggest summer transfer.
The adidas Nitrocharge is the most talked about new cleat in years. It was released on May 15 and will take your pitch by storm.
Barcelona will wear this new home soccer jersey next season. They also have a new away jersey. Get them both.
The USA will wear their blue away jersey against Jamaica in their World Cup qualifier on Friday night.
Jamaica is in need of a win against the U.S. Get the jersey of the Reggae Boyz.
Germany is one of the top teams ever and they will play the US on Sunday.
The hoop soccer jersey is classic and cool. The USA hooped jersey is perfect for every fan. Get in the Gear.
The Nike Hypervenom is the latest cleat silo from Nike. It will change your game and is worn by the game's top players.