▁of ▁the ▁ 2 0 1 9 ▁U PS L ▁season . ▁ ▁Two ▁seasons ▁are ▁played ▁each ▁year , ▁with ▁regional ▁play ▁cul min ating ▁in ▁a ▁play off ▁system ▁that ▁crow ns ▁a ▁single ▁national ▁champion ▁each ▁season . ▁The ▁league ▁features ▁internal ▁promotion ▁and ▁re leg ation ▁with ▁up ▁to ▁three ▁levels ▁in ▁some ▁regions ; ▁only ▁clubs ▁in ▁the ▁top ▁tier ▁Division ▁I ▁are ▁el ig ible ▁to ▁comp ete ▁for ▁the ▁national ▁championship . ▁ ▁The ▁league ▁is ▁a ▁United ▁States ▁Ad ult ▁Soccer ▁Association ▁National ▁League , ▁within ▁the ▁larger ▁United ▁States ▁s occer ▁league ▁system . ▁ ▁History ▁ ▁The ▁U PS L ▁was ▁formed ▁in ▁ 2 0 1 1 ▁with ▁ 1 0 ▁teams , ▁and ▁has ▁over ▁ 3 0 0 ▁member ▁clubs ▁across ▁the ▁nation ▁with ▁the ▁arrival ▁of ▁a ▁league ▁commission er ▁in ▁former ▁player ▁Yan ▁Sk w ara ▁in ▁ 2 0 1 4 . ▁Each ▁U PS L ▁team ▁is ▁independently ▁owned ▁and ▁operated . ▁The ▁league ▁cont ests ▁two ▁seasons ▁each ▁calendar ▁year , ▁with ▁the ▁Spring ▁season ▁beginning ▁in ▁March ▁and ▁ending ▁with ▁national ▁play offs ▁in ▁July , ▁and ▁a ▁Fall ▁season ▁with ▁play ▁beginning ▁in ▁September ▁with ▁national ▁play offs ▁in ▁December . ▁More ▁than ▁ 1 6 0 ▁teams ▁participated ▁in ▁the ▁ 2 0 1 8 ▁Spring ▁season . ▁ ▁U PS L ▁announced ▁it ▁would ▁begin ▁promotion / re leg ation ▁system ▁beginning ▁in ▁ 2 0 1 7 . ▁Teams ▁will