Provides official spatial boundary datasets for Malawi at multiple administrative levels: country (level 0), regions (level 1), districts (level 2), and traditional authorities (level 3). Also includes Lake Malawi boundary data. Boundary data are the Common Operational Datasets (COD-AB) sourced from the National Statistics Office of Malawi and distributed via the OCHA Humanitarian Data Exchange (HDX), version 02 < https://data.humdata.org/dataset/cod-ab-mwi>. Intended for use with the 'mwmap' package or any spatial analysis workflow requiring Malawi administrative boundaries.