The Electoral System in St. Lucia is governed by the following legislation.
| Size: 927 KB 9th Jul 2021 Saint Lucia House of Assembly (Elections) Act (1979) - Revised Edition showing the law as at 31 December 2008 | Size: 181 KB 9th Jul 2021 Saint Lucia Constitution (1978) | Size: 766 KB 9th Jul 2021 Saint Lucia Constitution (1978) - Revised Edition Showing the law as at 31 December 2001