The promoters of a controversial new visitor centre proposed for the Dublin Mountain have claimed it will have no adverse impact on protected wildlife and habitats in the area.

A High Court challenge by a residents group against a decision by the Standards in Public Office Commission to refer to the gardaí an alleged breach of political lobbying law over opposition to a plan to build an interpretive centre at Dublin's Hellfire Club has been resolved.

14,000 people have objected to plans to redevelop the Hellfire Club in the Dublin mountains.