TRB’s Transit Cooperative Research Program (TCRP) Legal Research Results Digest 31: Guide to Federal Buy America Requirements—2009 Supplement explores the Buy America requirements, with an emphasis on the specific requirements that apply to manufactured products and to rolling stock. 

Errata - May 6, 2010
The printed version of TCRP Legal Research Digest 31 contains a typo on page 28. In the left column, the 28th line of text should read “Buy America” not Buy American. The error has been corrected in the electronic version.