sentences:  All its employees across the United Kingdom are guaranteed to receive the then-Living Wage rate of at least £7.85 an hour in 2013.In October 2014, SSE became the first company on the FTSE 100 to be awarded the Fair Tax Mark which is an independent accreditation process for identifying companies making an effort to be transparent about their tax affairs.SSE plc is headquartered in Perth, Scotland and is listed on the London Stock Exchange, and is a constituent of the FTSE 100 Index.