Hi, It's really nice that you've decided so early that what you want to become in your life. In order to become judge one has to clear all the associated steps of Judicial Services Examination. For taking part one need to have LLB degree to appear for the competitive exam. As you are in Senior Secondary phase of your schooling you should go for five year Integrated LLB programmes after completing class 12th board exam. For pursuing the five-year integrated law programmes, you need to appear for CLAT, AILET, HPNLET, LSAT India and SLAT. I am providing you link of an article which will help you in understanding the Judicial Services Examination and how to prepare for it. https://law.careers360.com/articles/indian-judicial-services-examination-what-and-how-prepare First step toward moving the law course will be preparing for the entrance exam. The most Law entrance exams focus on checking candidates grasp and understanding of English, General Knowledge and Current Affairs, Mathematics Legal Aptitude, Logical Reasoning. So along with your school exam give some spare time for these topics.  Interviews Law Entrance Toppers will be very useful in understanding few more aspects of the exams. After completing your Law programme you need to prepare and qualify Civil or Allied Services Exam in order to become an IAS officer. I am providing you few links related with UPSC Civil services which will be useful in getting a feel of the exam. By the way I would like to suggest you that don't take too much stress, gather information. Now is the time to focus on your board studies then prepare for Law entrances. You should think about this part in the later half of you Integrated Law degree, by the time you will be graduating you will have in-depth knowledge about the Judicial and UPSC part.  UPSC Civil Services-Exam-pattern-syllabus http://www.upsc.gov.in/examinations/previous-question-papers https://competition.careers360.com/exams/civil-services-examinationI hope it helps!