The IBL organized annual championships for (open) national teams beginning 1932 and for women beginning 1935.

However, some time in spring of 1920, officials from PZPN decided to organize first championships of the country.

Cluj-Napoca regularly organises national championships in different sports because of this large concentration of facilities.

Like every other lively class the Topper has an owners' association which organizes rallies, open meetings, national and international championships.

The division organizes championships from Junior and Under 21 levels.

Since the year 2000, some countries like Russia, Hungary, the Netherlands and Germany are organizing annual national championships.

It organizes tournaments and championships for all age groups of both genders at national level.

In 1887, however, the existing county boards started to organise knock-out championships for the club teams within their own county.

Until then, various countries took turns organizing championships.

British Swimming organises championships every year in each of the sporting disciplines.