| Season: | 1998–99 |
| Nextseason: | 1999–2000 |
The 1998–99 Divizia C was the 43rd season of Liga III, the third tier of the Romanian football league system.[1] [2]
Relegated from Divizia B
Promoted from Divizia D
Promoted to Divizia B
Relegated to Divizia D
Inter Gaz Glin was renamed as Inter Gaz București.
Bere Craiova was renamed as Electro Bere Craiova.
ICIM Brașov merged with the second division team Metrom Brașov. The new entity was named Metrom ICIM Brașov.
Textila Prejmer took the place of ICIM Brașov.
Fortyogó Târgu Secuiesc took the place of Foresta II Fălticeni.
Hidroconcas Buzău ceded its place to Acvaterm Râmnicu Sărat.
Electromureș Târgu Mureș ceded its place to Apemin Borsec, which was renamed as Electro Apemin Borsec.
Budvar Odorheiu Secuiesc merged with Harghita Odorheiu Secuiesc.
Unirea Milișăuți ceded its place to Bucovina Rădăuți.
Rafinăria Sterom Câmpina took the place of Victoria 96 Florești.
Mine-Ral Rovinari ceded its place to Pandurii Târgu Jiu.
Constructorul Craiova took the place of Termo Drobeta-Turnu Severin.