Samavartana Ceremony is also termed as Graduation is perofrmed at the end of formal education. It is also known as Snana. This is also termed as the mark of ending of the Brahmacharya Ashram in human life. The ceremony is a gathering of students, teacher and guests. The student asks the teacher for any gift (guru-dakshina) he desired, which if specified was the student's responsibility to deliver over his lifetime. Then, after a recitation by the teacher of a graduate's dharma (snataka-dharma) and a fire ritual, the graduate takes a ceremonial bath. The ceremony occurred after completion of at least 12 years of school, that is either about age 21 or later.
As per the Taittiriya Upanishad, there are some points prescribed for a graduate student. This is written in the eleventh anuvaka of Shiksha Vali. The verses ask the graduate to take care of themselves and pursue Dharma, Artha and Kama to the best of their abilities. Description of these verses are:
Never err from Truth,
Never err from Dharma,
Never neglect your well-being,
Never neglect your health,
Never neglect your prosperity,
Never neglect Svadhyaya (study of oneself) and Pravachan (exposition of Vedas).