The ten-year limitations period is not absolute. It can be extended if you voluntarily agree to do so. Back in the bad old dates (before 1998), the IRS used to put enormous pressure on taxpayers to agree to extend the limitations period beyond ten years--such extensions often lasted for ten or even twenty years.
Certified Ethical Hacker. Certified Ethical Hacker (CEH) is a qualification obtained by assessing the security of computer systems, using penetration testing techniques. The code for the CEH exam is 312-50, and the certification is in Version 9 as of 2016.
It's the highest level of achievement for an American chef, and it's not easy to earn the honor -- there are less than 100 [source: Chef2chef.net]. The first thing required to become a CMC is certification as an executive head chef or pastry chef. Then you need to pass the exam, held only once a year. The test is a grueling eight-day experience. Candidates are expected to know and execute just about everything dealing with the classical technique.