The 2016–17 Liga IV was the 75th season of Liga IV and the 49th since the 1968 administrative and territorial reorganization of the country, representing the fourth tier of the Romanian football league system. The champions of each county association played against one from a neighbouring county in a play-off for promotion to Liga III.
County leagues
Alba (AB) Arad (AR) Argeș (AG) Bacău (BC) Bihor (BH) Bistrița-Năsăud (BN) Botoșani (BT) Brașov (BV) Brăila (BR) Bucharest (B) Buzău (BZ)
Caraș-Severin (CS) Călărași (CL) Cluj (CJ) Constanța (CT) Covasna (CV) Dâmbovița (DB) Dolj (DJ) Galați (GL) Giurgiu (GR) Gorj (GJ) Harghita (HR)
Hunedoara (HD) Ialomița (IL) Iași (IS) Ilfov (IF) Maramureș (MM) Mehedinți (MH) Mureș (MS) Neamț (NT) Olt (OT) Prahova (PH)
Satu Mare (SM) Sălaj (SJ) Sibiu (SB) Suceava (SV) Teleorman (TR) Timiș (TM) Tulcea (TL) Vaslui (VS) Vâlcea (VL) Vrancea (VN)
Promotion play-off The matches were played on 17 and 24 June 2017.
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League standings Alba County Team changes from the previous season Mureșul Vințu de Jos achieved promotion to Liga III. Fortuna Lunca Mureșului (Series II winners) and Sportul Petrești (Series III winners) were promoted from Liga V Alba. Industria Galda II (Series I winners) declined promotion from Liga V Alba. Cuprirom Abrud (16th place) was relegated to Liga V Alba. Euro Șpring and ASC Pianu 2013 withdrew. Energia Săsciori (14th place) and Gaz Metan Valea Lungă (14th place) were spared from relegation. Transalpina Șugag was admitted upon request. Unirea Alba Iulia was admitted upon request to Liga III.
Arad County Team changes from the previous season Gloria Lunca-Teuz Cermei achieved promotion to Liga III. CS Dorobanți (Series I winners), Vulturii Socodor (Series II winners) and Cetate Săvârșin (Series I runners-up) were promoted from Liga V Arad. Viitorul Șepreuș (Series II runners-up) declined promotion from Liga V Arad. Aqua Vest Arad (13th place) was relegated to Liga V Arad. Șoimii Șimand (14th place) was spared from relegation. Vulturii Socodor was renamed ACS Socodor. CS Ineu withdrew from Liga III and was admitted upon request in Liga IV Arad. UTA Arad II was admitted upon request to Liga III and was replaced by UTA Arad III.
Argeș County Team changes from the previous season Argeș 1953 Pitești achieved promotion to Liga III. CS Mioveni II was admitted upon request to Liga III. ACS Poiana Lacului (Center II Series winners) and Young Boys Slobozia (South Series winners) were promoted from Liga V Argeș. AS Băiculești (Center II Series winners) and Vulturii Vulturești (North Series winners) declined promotion from Liga V Argeș. CS Rucăr (11th place) and Viitorul Ștefănești (12th place) were spared from relegation. Atletic Bradu II, CS Albota, Steaua Roșie Slobozia and Basarabi Curtea de Argeș were admitted upon request.
Bacău County Team changes from the previous season Aripile Cleja (runners-up) was promoted from Liga V Bacău. Uzu Dărmănești (winners) declined promotion from Liga V Bacău. Viva Activ Buhuși (18th place; excluded) was relegated to Liga V Bacău. Gauss Răcăciuni and AS Tescani withdrew. AS Târgu Ocna and Flamura Roșie Sascut were spared from relegation.
Bihor County Team changes from the previous season FC Paleu (Series I winners) Padișul Bihorul Gurani (Series II winners), CS Oșorhei II (Series I runners-up) and Unirea Livada (Series II runners-up) were promoted from Liga V Bihor. Victoria Avram Iancu (14th place), Partium Oradea (15th place; excluded) and Bihor Oradea II (16th place; excluded) were relegated to Liga V Bihor. FC Hidișelu de Sus and Viitorul Marghita withdrew. CSC Sânmartin was admitted upon request.
Bistrița-Năsăud County Team changes from the previous season FC Bistrița achieved promotion to Liga III. Hebe Sângeorz-Băi (Series I winners) Academia Gloria Bistrița (Series II winners) and Minerul Rodna (Series I runners-up) were promoted from Liga V Bistrița-Năsăud. Victoria Uriu (Series II runners-up) was promoted from Liga V Bistrița-Năsăud but withdrew before the start of the season. Progresul Tăure (13th place ) was spared from relegation.
Botoșani County
Brașov County
Brăila County
Championship play-off The teams started the championship play-off with half of the points accumulated in the regular season.
Championship play-out The teams started the championship play-out with half of the points accumulated in the regular season.
Bucharest
Championship play-off Championship play-off played in a single round-robin tournament between the best four teams of the regular season. The teams started the play-off with the following points: 1st place – 3 points, 2nd place – 2 points, 3rd place – 1 point, 4th place – 0 points.
Buzău County
Promotion/relegation play-off The 14th of Liga IV Buzău County faces the 2nd-placed teams in the two series of Liga V Buzău County.
Caraș-Severin County
Călărași County
Cluj County
Constanța County
Covasna County
Dâmbovița County
Dolj County
Championship play-off Teams started the play-off with their points from the Regular season halved, rounded upwards, and no other records carried over from the Regular season.
Championship play-out Teams started the play-out with their points from the Regular season halved, rounded upwards, and no other records carried over from the Regular season.
Galați County
Giurgiu County South Series
North Series
Championship play-off The championship play-off played between the best two ranked teams in each series of the regular season. All matches were played at Comunal Stadium in Izvoarele on 6 and 7 June 2017 the semi-finals and on 10 June 2017 the final. Semi-finals
Final
Dunărea Giurgiu won the 2016–17 Liga IV Giurgiu County and qualify to promotion play-off in Liga III.
Gorj County
Harghita County
Championship play-off The teams start ed the play-off with half of the points accumulated in the regular season.
Play-off The teams start ed the play-off with half of the points accumulated in the regular season.
Relegation play-out The teams start ed the play-out with half of the points accumulated in the regular season.
Hunedoara County Team changes from the previous season FC Hunedoara was admitted upon request after withdrawing from Liga III. Gloria Geoagiu (10th place; withdrew) and Cetate Deva II (14th place; withdrew) were relegated to Liga V Hunedoara. Vulcan withdrew.
Ialomița County Team changes from the previous season Olimpia Rădulești (14th place; withdrew) and Voința Reviga (16th place) were relegated to Liga V Ialomița. Bărăganul Ciulnița (Series I winners), Secunda Adâncata (Series II winners) and Voința Maia (Series II runners-up and promotion/relegation play-offs winners) were promoted from Liga V Ialomița. Andrias Andrășești withdrew. CS Amara (15th place and promotion/relegation play-offs losers) was spared from relegation.
Iași County Team changes from the previous season Siretul Lespezi achieved promotion to Liga III. AS Holboca (15th place) was relegated to Liga V Iași. Unirea Scânteia (Series I winners), Flacăra Erbiceni (Series II winners), Voința Moțca (Series I winners) and Foresta Ciurea (Series I runners-up and promotion play-offs winners) were promoted from Liga V Iași. Forța Podu Iloaiei widhrew. Foresta Ciurea was renamed CS Ciurea.
Ilfov County Team changes from the previous season Fulgerul Cernica and Ștefănești II withdrew. FC 1 Decembrie, Metalplast Jilava, Voința Crevedia II, Viitorul Berceni and Codrii Vlăsiei Moara Vlăsiei were admitted upon request. CS Ciorogârla was renamed Sportul Ciorogârla. Series I
Series II
Championship final
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Voința Crevedia II won the Liga IV Ilfov County and qualified for the promotion play-off in Liga III.
Maramureș County Team changes from the previous season Viitorul Ulmeni achieved promotion to Liga III. Viitorul Culcea-Săcălășeni (Series I winners) and Solaris Pribilești (Series II winners) declined promotion from Liga V Maramureș. Luceafărul Strâmtura, Tisa Sarasău, Unirea Săsar and Electrica Baia Mare withdrew. Rozalina Rozavlea withdrew during the previous season. Bradul Vișeu was reinstated after withdrew during the previous season. CSO Borșa and Plimob Sighetu Marmației were admitted upon request. North Series
South Series
Championship final The match was played on 10 June 2017 at Viorel Mateianu Stadium in Baia Mare.
Lăpușul Târgu Lăpuș won the Liga IV Maramureș County and qualified for the promotion play-off in Liga III.
Mehedinți County The Liga IV Mehedinți County was played in a double round-robin format with eight teams, followed by a championship play-off for the top four teams and a play-out for the bottom four, both contested in a double round-robin format, with teams starting with half of their regular season points, rounded up, and no other records carried over.
Team changes from the previous season Real Vânju Mare (winners) and Dunărea Hinova (runners-up) declined promotion from Liga V Mehedinți. Pandurii Cerneți, Coșuștea Căzănești and Dunărea Gruia withdrew. FC Drobeta 2013, Dierna Orșova and Dunărea Pristol were admitted upon request.
Championship play-off
Championship play-out
Mureș County Team changes from the previous season ASA Târgu Mureș II was enrolled upon request in Liga III. Unirea Tricolor Târnăveni (16th place) and Arena Sighișoara (18th place) were relegated to Liga V Mureș. Atletico Bălăușeri (Series I winners) and Gloria Goreni (Series II winners) declined promotion from Liga V Mureș. Rază de Soare Acățari was spared from relegation. Juvenes Târgu Mureș was admitted upon request.
Neamț County The Liga IV Neamț County was played in a double round-robin format, with the top four teams advancing to the championship play-off, which was contested in a single round-robin tournament. The teams started the play-off with the following points: 1st place – 3 points, 2nd place – 2 points, 3rd place – 1 point, and 4th place – 0 points.
Team changes from the previous season Vulturul Costișa (Series II winners) was promoted from Liga V Neamț. Voința Bozieni (Series I winners) declined promotion from Liga V Neamț. Unirea Tămășeni and LPS Piatra Neamț were spared from relegation. Victoria Horia and Voința Rediu withdrew. Steel-Man Târgu Neamț was admitted upon request.
Championship play-off All matches were played at Bradul Stadium in Roznov.
Olt County Team changes from the previous season. CSȘ Slatina, Oltețul Osica, Romanați Caracal and Juventus Slatina were admitted upon request. Unirea Bărăști (Series I winners), Gloria Bistrița (Series II winners), Valea Oltului Ipotești (Series III winners), Valea Oltului Cilieni (Series IV winners), and Dunărea Corabia (Series V winners) declined promotion from Liga V Olt.
Prahova County Team changes from the previous season CS Păulești declined promotion to Liga III. Petrolul Băicoi (winners) and Cetatea Coada Izvorului (runners-up) were promoted from Liga V Prahova Voința Găzarul Surani (16th place) was relegated to Liga V Prahova. Astra II Ciorani and Progresul Drăgănești withdrew. Unirea Urlați (15th place) was spared from relegation. Cetatea Coada Izvorului was renamed Mănești Coada Izvorului
Satu Mare County Team changes from the previous season Recolta Dorolț achieved promotion to Liga III. Victoria Apa (Series A winners) and Energia Negrești-Oaș (Series A runners-up) were promoted from Liga V Satu Mare. Real Andrid (Series B winners) and Schwaben Kalmandi Cămin (Series B runners-up) declined promotion from Liga V Satu Mare. Someșul Oar and Cetate 2010 Ardud withdrew.