MPs from both major parties will be allowed a conscience vote when "historic" proposed voluntary assisted dying laws are debated in Queensland Parliament later this year.

The state's draft legislation would allow eligible people who are already dying to choose the timing and circumstances of their death

David Muir, chair of the pro-VAD Clem Jones Group said the laws would enable a "much more humane end of life. However, other groups like Catholic Health Australia have called for improved access to palliative care services instead.