US: Cryptocurrency Tax Reporting

www.cadwalader.com/brass-tax/index.php?nid=66&eid=258
www.cadwalader.com/brass-tax/index.php?nid=69&eid=270
Playing the Waiting Game on Crypto Tax Reporting – Brass Tax (cadwalader.com)

See also:
gordonlawltd.com/coinbase-taxes/#page=1