For HS code, 8415.90, 8512.90, and 9032.90 (They are mostly automotive parts)
- Existing PSR (before amending): CTH only (Change of Tariff Heading or 4 digits change in HS code)
- New PSR (after April 1, 2012): CTH or VA40% (Value Addition more than 40%)
Oh, please take care. HS code in PSR of Japan-Mexico EPA is HS 2002 version.
(Source: http://www.meti.go.jp/policy/trade_policy/epa/pdf/japan%20mexico-PSR120305.pdf )