It is estimated that around4-10% of the worldwide corporate income tax is not paid every year. The document proposes hiking taxes on luxury items such as planes, helicopters, gliders and swimming polls to 13 percent from 10 percent. Athenians declared taxes at a local office. The Greek documents ICIJ analyzed are part of a trove of 2.5 million secret offshore files . Within the last 30 months alone, 10 tax laws with 117 articles and 17 other laws with 71 tax provisions were voted in. In Greece in 2011 the last year for which analytical official data from the GSPW are available 5.7 million tax returns were filed, a number that has remained more or less constant for the pastten years. That would mean Greece does not have to pay the first tranche of 300 million euros that falls due on Friday. This is a very serious problem, because small businessescan more easily employ undeclared workers, avoiding tax and social security payments, while issuing fewer invoices and paying less VAT. For example: The Greek state's annual revenue hoversaround 50 billion. It also suggests a tax on "recreational vessels in . Greek tax authorities use Google Maps to reveal undeclared swimming pools '); script.setAttribute("onload", "setAdblockerCookie(false);"); Soon, customers annoyed by the holiday disruption confronted them. Greek Wealth Is Everywhere but Tax Forms - The New York Times return true; 1730 Rhode Island Ave NW, Suite 317 } Using satellite photos, the tax authority examined the claim of the residents of Athens's wealthy suburbs and discovered that, rather than the 324 swimming pools claimed by the locals, there were 16,974 of them. And yet, the eurozone has an average tax evasion of 19%, and the USA is at 17% (of very low tax rates, comparatively).