 Bhutan outlawed battery cages in 2012.In February 2016, 90% of egg-laying hens in Canada lived in battery cages.That month, negotiations between egg farmers, animal welfarists and the government resulted in a moratorium on construction of new battery cages from 1 April 2017 and a gradual 15-year phaseout of battery cages towards enriched cage or cage-free systems by 2036.