Variants of football have been codified for reduced-sized teams (i.e. five-a-side football) play in non-field environments (i.e. beach soccer, indoor soccer, and futsal) and for teams with disabilities (i.e. paralympic association football).

Variants of football have been codified for reduced-sized teams (i.e. five-a-side football) play in non-field environments (i.e. beach soccer, indoor soccer, and futsal) and for teams with disabilities (i.e. paralympic association football).