División de Honor B de Rugby
División de Honor B is the second level of Spanish league competition for rugby union clubs. The league began in 1998 and consists of three groups of 8 or 9 teams each. The top two teams of each group play promotion playoffs.
Competition
Format
The format is similar to División de Honor. The División de Honor "B" season takes place between October and April. There are three groups of 12 teams each one, with every team playing each other home and away for a total of 22 matches. Points are awarded according to the following:- 4 points for a win
- 2 points for a draw
- 1 bonus point is awarded to a team scoring 4 tries or more in a match
- 1 bonus point is awarded to a team that loses a match by 7 points or fewer
Promotion and relegation
Before promotion playoff, qualified teams are sorted by total points. The pairing of promotion playoff are as follows:
| Round | Pairing |
| Quarter-final | - |
| Quarter-final | A) 1st vs. 8th |
| Quarter-final | B) 2nd vs. 7th |
| Quarter-final | C) 3rd vs. 6th |
| Quarter-final | D) 4th vs. 5th |
| Semifinals | - |
| Semifinals | E) Winner A) vs. Winner D) |
| Semifinals | F) Winner B) vs. Winner C) |
| Final | G) Winner E) vs. Winner F) |
2015–16 season teams
Group A
- Teams from northern part of Spain
| Team | Stadium | City/Area | Website | |
| Blusens Networks Universidade | As Lagoas-Marcosende | Vigo | ||
| Babyauto Zarautz | Asti | Zarautz | 1st | |
| Durango Nissan-Gaursa | Arripausueta | Durango | 2nd | |
| AVK Bera Bera | Miniestadio de Anoeta | San Sebastián | 3rd | |
| Aparejadores Burgos | San Amaro | Burgos | 4th | |
| Uribealdea | Atxurizubi | Mungia | 5th | |
| CRAT A Coruña | Acea da Ma | A Coruña | 6th | |
| Real Oviedo Rugby | El Naranco | Oviedo | 7th | |
| El Salvador B | Pepe Rojo | Valladolid | 8th | |
| VRAC Quesos Entrepinares B | Pepe Rojo | Valladolid | 9th | |
| AVIA Eibar | Unbe | Eibar | 10th | |
| La Única | Berokizelaia | Pamplona |
Group B
- Teams from eastern part of Spain
| Team | Stadium | City/Area | Website | |
| Sant Cugat | La Guinardera | Sant Cugat del Vallès | 1st | |
| CAU Valencia | Campo del Río Turia | Valencia | 2nd | |
| La Vila | El Pantano | Villajoyosa | 3rd | |
| Les Abelles | Quatre Carreres | Valencia | 4th | |
| Tecnidex Valencia | Quatre Carreres | Valencia | 5th | |
| Barcelona Enginyers | Mar Bella | Barcelona | 6th | |
| Fénix | Pinares de Venecia | Zaragoza | 7th | |
| BUC Barcelona | La Foixarda | Barcelona | 8th | |
| Sitges | Santa Bàrbara | Sitges | 9th | |
| L'Hospitalet | Feixa Llarga | L'Hospitalet de Llobregat | 10th | |
| Santboiana B | Baldiri Aleu | Sant Boi de Llobregat | ||
| Químic Barcelona | La Teixonera | Barcelona |
Group C
- Teams from southern part of Spain
| Team | Stadium | City/Area | Website | |
| Ciencias Sevilla | La Cartuja | Seville | 2nd | |
| Liceo Francés | Ramón Urtubi | Madrid | 3rd | |
| Olímpico Pozuelo | Valle de las Cañas | Pozuelo de Alarcón | 4th | |
| Arquitectura | Campo Central | Madrid | 5th | |
| Helvetia | La Cartuja | Seville | 6th | |
| Ingenieros Industriales | El Cantizal | Las Rozas | 7th | |
| CAU Madrid | Orcasitas | Madrid | 8th | |
| Universidad de Granada | Fuentenueva | Granada | 9th | |
| CAR Cáceres | El Cuartillo | Cáceres | 10th | |
| Complutense Cisneros B | Campo Central | Madrid | 11th | |
| Atlético Portuense | Ciudad Deportiva | El Puerto de Santa María | ||
| URA Almería | Emilio Campra | Almería |