BJCP 27B
Generally dry, full-bodied, austere.
Entrants MUST specify carbonation level (still or petillant). Entrants MUST specify sweetness (dry to medium). Entrants MAY specify variety of apple for a single varietal cider; if specified, varietal character will be expected.
[US] Westcott Bay Traditional Very Dry, Traditional Dry and Traditional Medium Sweet (WA), Farnum Hill Extra-Dry, Dry, and Farmhouse (NH), Wandering Aengus Dry Cider (OR), Red Barn Cider Burro Loco (WA), Bellwether Heritage (NY); [UK] Oliver's Herefordshire Dry Cider, various from Hecks, Dunkerton, Burrow Hill, Gwatkin Yarlington Mill, Aspall Dry Cider
You can view the complete style details on the BJCP website. The 2008 style guide is obsolete but there is a similar 2015 style that you can view below...
OG: 1.050-1.075
FG: 0.995-1.010
IBU: -
SRM: -
ABV: 6.0-9.0%