After the union between the North (the Yemen Arab Republic) and the South (the People's Democratic Republic of Yemen) in 1990, both the northern rial and the southern dinar remained legal tender during a transitional period, with 1 dinar exchanged for 26 rials.
Setelah penyatuan antara Utara (Republik Arab Yaman) dan Selatan (Republik Demokratik Rakyat Yaman) pada tahun 1990, Rial Yaman Utara dan Dinar yaman Selatan tetap sah digunakan, selama masa transisi, dengan 1 dinar ditukar 26 rial.