If you are homeschooling high school, you will need to think about creating a high school transcript to record course work and experiences for potential college admissions offices or employers.
Here are some online resources that may help:
Frequently Asked Questions About Homeschooling High School and College
HSLDA Transcripts (You can get a 30 day free trial at http://www.fasttranscripts.com/)
5 Elements Homeschoolers Must Have on Their High School Transcripts
This site offers a free transcript download: http://www.pros-and-cons-of-homeschooling.com/homeschool-high-school-transcript.html