Jonrisman Sinaga, and Machfud Sidik. 2019. “Analysis of Increase in Non-Taxable Income (NTI) in Relation With Implementation of Equality Principles and Taxation Base Principles”. Ilomata International Journal of Tax and Accounting 1 (1), 12-17. https://doi.org/10.52728/ijtc.v1i1.39.