There is one summary for H.R.2966. Bill summaries are authored by CRS.

Shown Here:
Introduced in House (07/10/2007)

Plug-in Hybrid Opportunity Act of 2007 - Amends the Internal Revenue Code to allow a tax credit for 35% of the cost of a qualified plug-in battery module (or $4,000, whichever is less) used to convert a hybrid motor vehicle to a plug-in hybrid motor vehicle. Terminates such tax credit after 2010.