This 89 page manual is published annually to provide information to those who want to be assessed for teacher certification by IYNAUS.   It covers the rules, procedures, and eligibility relevant  to teacher certification.     The system of certification is  covered,  degrees and levels of certification, the prerequisites for application and application forms are  included.  The syllabi for for each level, reading lists, required knowledge are given.  Criteria used in assessment is specified to guide candidates in their preparations for the process.  Appendices include officially approved teacher training programs, ethical guidelines for teachers, and bibliography of recommended books on yoga and philosophy.