Paterson contested the seat of
Murrumbidgee at the
2020 ACT elections and was elected in 4th position in the five member electorate. She was the only new Labor Member to be elected at the 2020 elections. She is currently the Deputy Chair of the Standing Committee on Justice and Community Safety and the Chair of the Environment, Climate Change and Biodiversity Committee. Paterson has campaigned in parliament for reform of the justice system, including expanding restorative justice in the ACT and the shifting of the presumption of bail for serious driving offences. She has also introduced motions on the protection and education of the ACT's snakes and the introduction of safety initiatives in Canberra's night life districts. She is the only non-aligned Labor Member of the ACT Legislative Assembly.
Gambling reform Paterson has been a fierce advocate for gambling reform in the ACT and Australia. In 2022, she initiated her "Bets Off. Game On." which attracted the support of local Canberra community groups and 1015 signatories. In 2023, Paterson campaigned to keep the
Molonglo Valley, one of Canberra's newest districts, free from any future poker machines being established and has sought to reform the community club sector to end its reliance on poker machine revenue. == Selected publications ==