Hi Michael
Your question is answered on note 43636, refered on thread BOM with phase in phase out components. See the following extraction from this note:
Planned independent requirements and forecast requirements are not redirected.
Please do a more detailed research and read the documentation suggested by other users, instead of opening new threads with a similar issue.
I also suggest you to read the blog below and the The Rules of Engagement.
Asking Good Questions in the SCN Discussion Spaces will help you get Good Answers
BR
Caetano