Successor of WP 29 is form 25th May 2018 European Data Protection Board.
Working Party on the Protection of Individuals with regard to the Processing of Personal Data (WP 29) was established by article 29 of directive 95/46. Its tasks are regulated in article 30 of directive 95/46 and article 15 of directive 2002/58.
On WP 29 website you can find guidelines, recommendations, letters, press release, annual reports and other documents.
The Working Party shall:
The Working Party shall be composed of a representative of the supervisory authority or authorities designated by each Member State and of a representative of the authority or authorities established for the Community institutions and bodies, and of a representative of the Commission.
Website: https://ec.europa.eu/newsroom/article29/news.cfm?tpa_id=6936