Straight answers to the questions covered in your Transition Assistance Program classes β plus what each one actually means for your own separation.
Financial Planning for Transition is the TAP course that covers tax changes after separation. One of its stated learning objectives is to examine the difference in tax liability between your current military compensation and your projected civilian salary β before that difference shows up in your first paycheck.
An Individual Transition Plan (ITP) is the personalized plan every service member builds through TAP, starting at Individualized Initial Counseling. It grows out of the Individual Development Plan you've maintained throughout your career, and by Capstone β no later than 90 days before separation β it has to be verified as complete.
Managing Your Transition Timeline (MYTT) is the DoD TAP tool that lays out recommended actions across the whole transition window β from 24 months before retirement (or 18 months before separation) through your day of separation, organized into month-by-month checklists.
TAP's Military vs. Civilian Culture chart names specific social adjustment factors service members face reentering civilian life, including peer interaction, how mission and purpose are communicated, personal choice, and the shift from "we" to "I" in how accomplishments get described.