<P> Proposals to adopt CET have been raised by various politicians over the years, including a proposal in 2011 to conduct an analysis of the costs and benefits . </P> <P> Authority over the time zone in Northern Ireland is devolved to the Northern Ireland Assembly but the power has never been used . In Scotland and Wales, time zone is a reserved matter, meaning that only the Parliament of the United Kingdom has power to legislate . </P> <P> The IANA time zone database contains one zone for the United Kingdom in the file zone. tab, named Europe / London . This refers to the area having the ISO 3166 - 1 alpha - 2 country code "GB". The zone names Europe / Guernsey, Europe / Isle_of_Man and Europe / Jersey exist because they have their own ISO 3166 - 1 alpha - 2 but the zone. tab entries are links to Europe / London . There are several entries for UK possessions around the world . </P> <P> Data directly from zone. tab of the IANA time zone database . Columns marked with * are the columns from zone. tab itself . </P>

What is the name of the time zone for london