Mae’r Bil yn gosod dyletswyddau ar Weinidogion Cymru, Cynghorau Sir a Chynghorau Bwrdeistref Sirol (“yr Awdurdodau Lleol”) a Byrddau Iechyd Lleol i baratoi a chyhoeddi  strategaethau i fynd i’r afael â thrais ar sail rhywedd, cam-drin domestig a thrais rhywiol.  Ymhellach mae’n rhoi pŵer i Weinidogion Cymru gyhoeddi canllawiau ar gyfer yr Awdurdodau Lleol, Byrddau Iechyd Lleol, Ymddiriedolaethau’r GIG  ac Awdurdodau Tân ac Achub, ar sut y dylent arfer eu swyddogaethau er mwyn gweithio i fynd i’r afael â thrais ar sail rhywedd, cam-drin domestig a thrais rhywiol. Ceir darpariaeth yn y Bil hefyd ar gyfer penodi Cynghorydd Gweinidogol, y rôl gyntaf o’i math yn y DU.
The Bill places duties on the Welsh Ministers, County and County Borough Councils (“Local Authorities”) and Local Health Boards to prepare and publish strategies to address gender-based violence, domestic abuse and sexual violence.  It further provides a power to the Welsh Ministers to issue guidance to Local Authorities, Local Health Boards, NHS Trusts and Fire and Rescue Authorities, on how they should exercise their functions with a view to working to address gender-based violence, domestic abuse and sexual violence. The Bill also contains provision for the appointment of a Ministerial Adviser, the first role of its kind in the UK.