Rule 2 – Section 24 – Series and Possession Series
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Rule 2 – Section 24 – Article 1 – Series
A series comprises up to four consecutive downs that each begins with a snap (Rule 5-1-1).
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Rule 2 – Section 24 – Article 2 – Possession Series
A possession series is a team’s continuous possession of the ball in an extra period (Rule 3-1-3). It may consist of one or more series.