Ukrainian League Cup. Organization The calendar of competitions is adopted by the Central Council of PFL and the Executive Committee of FFU. The Bureau (Administration) of PFL regulates the league's operations and forms the Second League. All clubs of the PFL are obligated to own or sponsor a Children-Youth Sports School. All clubs of PFL are obligated to participate in the National Cup competition. A club of the Second League is also obligated to finance at least two junior teams from under the age of 10 to under the age of 19. The junior teams must participate either in regional competitions of the Children-Youth Football League of Ukraine. All stadiums must have a certificate of the State Commission in control of sports structures conditions. A club cannot play matches at its training sites nor stadiums not registered with PFL. Promotions of tobacco products at stadiums are prohibited. All stadiums must fly the flags of Ukraine, FFU, and PFL. Only accredited photo-correspondents and junior footballers who collect balls are allowed behind goalposts. The games are allowed to start not earlier than 12:00 and not later than 20:30. There must be at least a 48-hour break between two official games. Games can only be rescheduled if the following three criteria exist: a) unforeseen circumstances occur, b) delegation of four or more footballers to any national teams, or c) organization of direct tele-broadcasting. Throughout history certain regions were represented only in certain groups, some competed in all groups. Among regions that were represented only in Group A are Lviv Oblast, Ternopil Oblast, Ivano-Frankivsk Oblast, Rivne Oblast, Zhytomyr Oblast, Chernivtsi Oblast, Zakarpattia Oblast, Volyn Oblast, only in Group B is just Autonomous Republic of Crimea, Group C existed for short time and had no exclusive region representation. Such regions like Kyiv Oblast and City, Cherkasy Oblast, Kirovohrad Oblast, Chernihiv Oblast, Sumy Oblast, and Kharkiv Oblast at some point were represented in all three groups. Such regions like Donetsk Oblast, Luhansk Oblast, Dnipropetrovsk Oblast, Zaporizhzhia Oblast, and Poltava Oblast were represented only in groups B and C. Results by season Promoted teams are indicated in bold. Notes: indicates a championship title won in play-off game(s) between winners of groups. Post-season play-offs Post-season play-offs are not common feature of the Second League competition. Over the years there were several instances when clubs contested promotion or relegation berths. The first post-season feature consisted of a promotion mini-tournament