The hardest professional licenses to obtain often involve multi-year study, low pass rates, and intense, multi-day examinations, with the USMLE (Medical License), Structural Engineering (S.E.) License, and California Bar Exam frequently cited as the toughest in the U.S.. These, along with the CFA (Chartered Financial Analyst) and Master Sommelier Diploma, demand extreme dedication, often requiring 300–800+ hours of prep and specialized knowledge.
Top 10 Toughest Exams in the United States
The United States Medical Licensing Examination (USMLE) is widely regarded as the hardest exam due to its multi-step format, long duration, low international pass rates, and in-depth clinical focus.
You'll find the CPA Exam generally harder than the MCAT due to its rigorous structure, complex task-based simulations, and lower pass rates. Candidates typically invest more hours in study, increasing the overall difficulty.
Proprietary licenses – users are provided with operational code and cannot alter the software freely. It's illegal to copy, modify, or distribute the software. This is the most restrictive license type.
Gaokao Exam in China, IIT JEE Advanced, Civil Services Exam (CSE)/UPSC, GATE, GRE, Master Sommelier Diploma Exam, ICAI CA Exams, CCIE (Cisco Certified Internetwork Expert), Mensa International and Chartered Financial Analyst (CFA) are rated among the top 10 toughest exams in the world in 2025.
Yes, tax attorneys generally earn more than CPAs because they handle complex legal issues, court representation, and high-stakes tax litigation, commanding higher fees than CPAs who focus more on accounting, financial planning, and return preparation, although both can earn high salaries, especially in senior roles at large firms. A tax attorney's specialization in law often leads to higher earning potential, with median lawyer pay significantly exceeding that of accountants, though specific salaries depend heavily on experience, firm size, and location.
You may wonder, can you really pass all four sections of the CPA exam in 3 months? The answer is yes, you can! While the preparation will be tedious, it's definitely doable.
Yes, the Series 7 is considered much easier as compared to the CFA exams, since the Series 7 concentrates on the trading of securities and does not go further in the aspect of intense financial analysis.
What are the hardest degree subjects? The hardest degree subjects are Aerospace Engineering, Law, Chartered Accountancy, Architecture, Chemistry, Medicine, Pharmacy, Psychology, Statistics, Nursing, Physics, Astrophysics, Biomedical Engineering, Astronomy, and Dentistry.
The Chartered Accountant exam is one of the toughest exams in the world. It is both a professional qualification and a personal achievement. The exam consists of two parts- Professional Practice and Personal Proficiency.
The CFA pass rate is 40-50%. It's also an easier test than the bar exam. 10x more people take the CFA exam and they only need a bachelors degree to take it.
Although both professions require a different sort of mindset to achieve success in their respective fields, the qualities that make up a good attorney and a good CPA are remarkably complementary. For this reason, becoming a dual licensed Attorney-CPA can be an exceptionally powerful career.
The USMLE (United States Medical Licensing Examination) stands as America's most challenging standardized test. This three-step examination process requires medical students to demonstrate comprehensive knowledge across all aspects of medicine.
Here are 11 role- and industry-specific certifications that are easy to obtain.
The most popular permissive open source licenses are: Apache, MIT, BSD and Unlicense. The Apache License requires license notifications and copyrights on the distributed code and/or as a notice in the software.
The Q Public License (QPL) is a non-copyleft license, created by the company Trolltech for its free software edition of the Qt toolkit and framework. It was used until Qt 3.0, until version 4.0 was released under the Free Software Foundation's (FSF) GNU General Public License (GPL) version 2. Q Public License. Author.
What is the hardest bar exam to pass? California has a notoriously hard bar exam, with only 45% of first-time takers passing the Feb 2024 bar exam, and 24% of repeat takers passing the July 2023 exam. However, there are other states with lower pass rates in July 2023, including Maine, Wyoming, and Maryland.
Here's a list of contries with the toughest education system. 1-China 2-Russia 3-Korea 4-India 5-Singapore 6-Hongkong 8-Italy 9-Poland 10-Czech Do you think this list is incomplete?
17 toughest exams in the world