Daw’r ddogfen fanylach hon yn sgil y cyhoeddiad lefel uchel a wnaethpwyd gan Brif Weinidog a Dirprwy Brif Weinidog y DU ar 01 Tachwedd. Ynddi ceir rhagor o wybodaeth am ddatganoli pwerau benthyca, Treth Dir y Dreth Stamp, Treth Tirlenwi a’r posibilrwydd o gynnal refferendwm ar ddatganoli treth incwm yn rhannol. Mae’r ddogfen yn ymdrin hefyd â phob un o’r 33 argymhelliad a wnaethpwyd gan Gomisiwn Silk.
This more detailed document follows the high-level announcement by the Prime Minister and Deputy Prime Minister on 01 November.  In addition to providing further information about the devolution of borrowing powers, Stamp Duty Land Tax, Landfill Tax and the possibility of a referendum on partial devolution of income tax, the publication addresses each of the 33 recommendations made by the Silk Commission.