There is some overlap with CCAN (http://ccodearchive.net/).

Different countries have different laws and language.

NZ differences from England and Wales (seemingly out of date): http://mirrors.creativecommons.org/international/nz/english-...

For example, you'll see that "attorney" is not a term of the art in NZ, and "adaptation" is preferred over "derivative work" to bring the terminology in line with NZ law.

For other versions see http://wiki.creativecommons.org/Jurisdiction_Database