1970–71 National Football League (Ireland)

The 1970–71 National Football League was the 40th staging of the National Football League (NFL), an annual Gaelic football tournament for the Gaelic Athletic Association county teams of Ireland.

Kerry beat Mayo in the final.

Format
1970-71 saw the introduction of a new format.

Divisions

 * Division One: 16 teams. Split into two groups of 8.
 * Division Two: 16 teams. Split into two groups of 8.

Round-robin format
Each team played every other team in its division (or group where the division is split) once, either home or away.

Points awarded
2 points were awarded for a win and 1 for a draw.

Titles

 * Teams in Division One competed for the National Football League title.
 * Teams in Division Two competed for the National Football League Division Two title.

Knockout stage structure
In the semi-Finals, the match-ups were as follows:
 * Quarter-final 1: First-placed team in Division One (A) v Second-placed team in Division One (B)
 * Quarter-final 2: Second-placed team in Division One (A) v First-placed team in Division One (B)

The final match-up is: Winner Semi-final 1 v Winner Semi-final 2.

Separation of teams on equal points
In the event that teams finish on equal points, then a play-off will be used to determine group placings if necessary, i.e. where to decide relegation places or quarter-finalists.