Class A. – Issued to persons who intend to engage in prospecting for minerals or mining.
Class B. – Work permit issued to persons wishing to invest in Agriculture and Animal Husbandry.
Class D. – This issued to a person who is offered specific employment by a specific employer who is qualified to undertake that employment.
Class G. – Work permit issued to investors in specific trade, business or consultancy.
Class I. – Work/Residence permit issued to a member of missionary society approved by the Government of Kenya and whose presence is beneficial to the country.
Class K. – Residence permit issued to persons who have an assured income derived from sources outside and undertakes not to accept paid employment of any kind.
Class M. – Work permit issued to Conventional Refugees.