Tanathi Water Works Development Agency (TAWWDA) is a State Corporation established under the Ministry of Water, Sanitation and Irrigation created under section 65(1) of the Water Act 2016. The Agency was established through a Kenya Gazette Supplement No. 59, Legal Notice No. 27 of 26th April, 2019 and covers four counties, namely, Kitui, Machakos, Makueni and Kajiado. The Agency‟s main mandate as per Section 68 of the Water Act 2016 is to: undertake the development, maintenance and management of the national public water and sewerage infrastructure within its area of jurisdiction. This is the Fourth Strategic Plan of the Agency and builds on the progress made through the implementation of the third Strategic Plan (2018-2023) and is aligned to the Constitution, Kenya Vision 2030, Sustainable Development Goals (SDGs), the Water Act 2016, the Medium Term Plan IV 2023-2027, the Kenya Kwanza Bottom-Up Economic Transformation Agenda (BETA) and the Medium Term Expenditure Framework.