Representation of the People Act 1983

Acts of Parliament of predecessor states to the United Kingdom
Acts of Parliament of the Kingdom of England to 1601 Acts of Parliament of the Kingdom of England to 1659 Acts of Parliament of the Kingdom of England to 1699 Acts of Parliament of the Kingdom of England to 1706 Acts of Parliament of the Kingdom of Scotland Acts of Parliament of the Kingdom of Ireland
Acts of Parliament of the United Kingdom
1707–1719 \| 1720–1739 \| 1740–1759 \| 1760–1779 1780–1800 \| 1801–1819 \| 1820–1839 \| 1840–1859 1860–1879 \| 1880–1899 \| 1900–1919 \| 1920–1939 1940–1959 \| 1960–1979 \| 1980–1999 \| 2000–Present
Acts of the Scottish Parliament
Acts of the Northern Ireland Parliament
Acts of the Northern Ireland Assembly
Orders in Council for Northern Ireland
United Kingdom Statutory Instruments
Church of England Measures

The Representation of the People Act 1983 changed the British electoral process in the following ways:

Amended the 1969 Representation of the People Act.
Stated that a convicted person cannot vote at any parliamentary or local election whilst in prison.
Laid down the appeals process in local elections

Electoral reform in the United Kingdom

Parliamentary Reform Acts

England (1832) | Scotland (1832) | Ireland (1832)

Municipal Reform Acts

Scotland (1833) | England (1835) | Ireland (1840)

Representation of the People Acts

1884 | 1918 | 1928 | 1948

1969 | 1983 | 1985 | 2000

Other acts

Redistribution of Seats Act 1885 | Ballot Act 1872