Mr. Grayson said a key reason for the increase was the use of income and expense statements that commercial owners submit under a new law.
Within 90 days of receiving notice of a final Government action restricting use of the property, an owner may submit a written request for compensation.
However, following concerns that these proposals were 'overdevelopment of the site', the owners submitted a revised, more sympathetic application in February 2009.
At that time, the owners, Simmons Developments, had submitted plans to convert the structure into an apartment complex.
The following year the new owner submitted a planning application to change its use to an estate agent's office.
Prosecutors said the owners had submitted claims for inflated budgets, which included payments to nonexistent employees and bogus business entities.
Google allows owners of public facilities to submit floor plans to their buildings in order to add them to the service.
The owners submitted a financing plan on March 20, but the commission raised several objections.
In 2013 the hotel's owner submitted an application to the city to add eight stories to the hotel, doubling its height.
Whenever a bond is called, the owner must submit it to the bond issuer for redemption.