Ministers will no longer be forced to consider formal conservation advice for endangered species in projects approved before the end of this year, under changes to the national environment law agreed on by the Coalition and Labor.

The pact between the two major parties effectively eliminates implications of a landmark case earlier this year in which the Federal Court overturned an approval by the former Labor government for a mine in Tasmania's Tarkine wilderness.

Tasmania's Tarkine wilderness.

The Greens opposed the changes to the Environment Protection and Biodiversity Conservation Act, which were passed in the House of Representatives on Monday night.