KRA had netted Sh20.8 billion by April 25 from taxpayers who had self-declared.
Tax amnesty programme aims to enhance compliance and revenue mobilisation.
Legislators have resisted the push by small traders and lobbies for an extension of an ongoing partial tax pardon for another year, citing loss of revenue for the taxman.
Kamukunji Community Empowerment Centre, a network bringing together community-based organisations, had petitioned the Finance and Planning Committee of the National Assembly to extend the 10-month amnesty on accrued penalties and interest to enable more taxpayers to comply.
