JDM Emissions standards

[AdrianS]

Does anyone have info or a link (in english) to Japanese emissions standards ?
I want to know what the jap standards were in '99, compared to Aus. I would like to have the info for my JDM engine install, in case the emissions question ever comes up.

[AdrianS]

Found this for japan
http://www.env.go.jp/en/air/aq/mv/standards.html

and this for australia
http://www.infrastructure.gov.au/roa.../emission.aspx