Analisis penerapan pajak penghasilan pasal 21 atas komisi petugas dinas luar asuransi ditinjau dari asas certainty = Analysis of income tax article 21 imposition on commision for insurance affair officer reviewed with certainty principle

Asas kepastian hukum dalam penerapan pajak penghasilan pasal 21 bagi pegawai tidak tetap peserta Badan Penyelenggara Jaminan Sosial = Certainty principle on implementation of income tax article 21 for temporary employee registered at Badan Penyelenggara Jaminan Sosial

Analisis satu dekade kebijakan batas maksimal biaya jabatan dalam perhitungan pajak penghasilan pasal 21 = Analysis of one decade of the maximum individual operational cost policy for the calculation withholding tax article 21

Evaluasi kebijakan pemberian insentif pajak Ditanggung Pemerintah (DTP) pajak penghasilan pasal 21 = Evaluation of government-borne tax incentives policy income tax article 21.

Pelakuan pajak penghasilan pasal 21 atas penghasilan pengemudi ojek online: studi pada PT. X = Imposition of the income tax article 21 on the earnings of online ojek drivers: study of PT. X