Between January 2011 and December 2017, a total of N4.99tn was earned as Internally Generated Revenue by the 36 states of the federation, an analysis of figures obtained from the National Bureau of Statistics has revealed.
For instance, the sum of N499.08bn was earned by the states in 2011.
The figure rose to N567.99bn and N800bn in 2012,and 2013, respectively.
However, in 2014 and 2015, the states revenue dropped by N92.15bn and N25.18bn to N707.85bn and N682.67bn, respectively.
For the 2017 fiscal period, the report stated that the sum of N801.95bn was generated by the 36 states as the IGR.
The figure further rose to N931.23bn in the 2017 fiscal period.
The National Bureau of Statistics in the report stated that the IGR was generated from five main revenue sources
They are Pay-As-You-Earn; direct assessment; road taxes; Ministries, Departments and Agencies; and other revenue.
The IGR made by these states excludes the monthly allocation, which they received from the Federation Accounts Allocation Committee.
A further analysis of the revenue showed that Lagos State with a total revenue of N1.98tn generated within the seven year period led the IGR collection chart.
The N1.98tn, when further broken down, showed that the state earned N202.76bn in 2011. N219.20bn in 2012 while the sums of N384.25bn, N276.16bn and N268.2bn were generated as the IGR in 2013, 2014 and 2015, respectively.
For the 2016 fiscal period, the state generated N302bn as the IGR before peaking at N334bn in 2017.