It is also able to investigate other issues of importance to Londoners (most notably transport or environmental matters), publish its findings and recommendations, and make proposals to the Mayor.

The Assembly comprises 25 members elected using the additional-member system of mixed-member proportional representation, with 13 seats needed for a majority.

[5] Since its creation in 2000, sixteen Assembly members subsequently were elected to the House of Commons: David Lammy, Meg Hillier, Diana Johnson, and Florence Eshalomi for Labour; Andrew Pelling, Bob Neill, Angie Bray, Bob Blackman, Eric Ollerenshaw, Victoria Borwick, James Cleverly, Kit Malthouse, Kemi Badenoch, and Gareth Bacon for the Conservatives; Lynne Featherstone for the Liberal Democrats and Siân Berry for the Green Party.

John Biggs, formerly AM for City and East, served as the directly elected mayor of Tower Hamlets from 2015 until 2022.

[7] However, since the general election of 2017, which resulted in a hung Parliament with the Conservatives and the Democratic Unionist Party in a confidence and supply arrangement, no action has been taken with regard to the electoral arrangements of the London Assembly, and the 2020 election, delayed to 2021 due to the COVID-19 pandemic, was held on the current electoral system of AMS (constituencies and regional lists).

In March 2019, following the departure of Tom Copley and Fiona Twycross to take up full-time Deputy Mayor roles, Murad Qureshi and Alison Moore replaced them as Labour Assembly members.