the country. It extends the definition of polygamy to having any kind of conjugal union with more than one person at the same time. Also anyone who assists, celebrates, or is a part to a rite, ceremony, or contract that sanctions a polygamist relationship is guilty of polygamy. Polygamy is an offence punishable by up to five years in prison. In 2017, two Canadian religious leaders were found guilty of practicing polygamy by the Supreme Court of British Columbia. Both of them are former bishops of the Mormon denomination of the Fundamentalist Church of Jesus Christ of Latter-Day Saints (FLDS). Russia United Kingdom Bigamy is illegal in the United Kingdom. De facto polygamy (having multiple partners at the same time) is not a criminal offence, provided the person does not register more than one marriage at the same time. In the UK, adultery is not a criminal offence (it is only a ground for divorce). In a written answer to the House of Commons, "In Great Britain, polygamy is only recognized as valid in law in circumstances where the marriage ceremony has been performed in a country whose laws permit polygamy and the parties to the marriage were domiciled there at the time. In addition, immigration rules have generally prevented the formation of polygamous households in this country since 1988." The 2010 UK government decided that Universal Credit (UC), which replaces means-tested benefits and tax credits for working-age people and will not be completely introduced until 2021, will not recognize polygamous marriages. A House of Commons briefing paper states "Treating second and subsequent partners in polygamous relationships as separate claimants could in some situations mean that polygamous households receive more under Universal Credit than they do under the current rules for means-tested benefits and tax credits. This is because, as explained above, the amounts which may be paid in respect of additional spouses are lower than those which generally apply to single claimants." There is currently no official statistics data on cohabiting polygamous couples who have arranged marriage in religious ceremonies. United States Polygamy is illegal in all 50 states in the U.S. Polygamy in Utah remains a controversial issue that has been subject to legislative battles throughout the years. Utah is the only state where it is an infraction rather than a crime as of 2020; nevertheless recognizing polygamous unions is illegal under the Constitution of Utah. Federal legislation