sentences:  The Committee of Legal Affairs of the Council of States allowed the bill to proceed on 23 April 2015.In February 2017, the Committee of Legal Affairs of the National Council approved, in a 15–9 vote, an amendment to the bill adding "gender identity" as a prohibited ground of discrimination.The bill was opposed by several members of the Swiss People's Party (SVP/UDC), which regarded it as unnecessary, although the party as a whole chose not to take a position on the bill.