The study focused on e-tax revenue and economic growth of Nigeria. To achieve the objective
of the study, ex-post facto research design was adopted. The data were collected through
secondary source from CBN statistical bulletin and Federal Inland Revenue Service. The
time frame is 14 years consisting of 7 years prior e-tax system (2008-2014) and the post e-tax
system (2016-2022) while 2015 is the base year. E-tax revenue represents the independent
variable of the study and was measured using company income tax (CIT), value added tax
(VAT), petroleum profit tax (PPT) and custom and excise duties (CED). However, economic
growth represents the dependent variable of the study and was measured using gross
domestic product (GDP). The data collected were analyzed using Ordinary Least Square
based multiple regression analysis. The result revealed that that (i) the CIT revenue collected
through e-taxation has no significant effect on gross domestic product of Nigeria, (ii) the
VAT revenue collected through e-taxation has no significant effect on gross domestic product
of Nigeria, (iii) the PPT revenue collected through e-taxation has no significant effect on
gross domestic product of Nigeria and (iv) the CED revenue collected through e-taxation has
no significant effect on gross domestic product of Nigeria. The study concludes that e-tax
revenue in Nigeria has not contributed significantly to their economic growth. Based on the
result, the study recommends that Federal government through the Federal Inland Revenue
Services should conduct more enlightenment seminars in all 36 states in the country to
increase the knowledge on the use of all electronic services on their platform. Also,
government through Federal Inland Revenue Services should work out modalities on the best
way to sharpen partnerships on the basics of E-tax collection. The study further recommends
that government by means of Federal Inland Revenue Services must give useful, respectable,
greatness and available site for one and all. Government ought to make versatile adaptation
of electronic assessment entrance so as to build the appropriation rate by citizens as cell
phones are in effect continuously utilized.