 On 12 March 2006, Nash made his National League debut in a 3-25 to 0-09 defeat of Down at Páirc Uí Rinn.Regular goalkeeper Donal Óg Cusack remained as Cork's first-choice goalkeeper for the championship, however, Nash won his first Munster medal as a non-playing substitute following Cork's three-point defeat of Tipperary in the final.As a result of Donal Óg Cusack's suspension, Nash made his championship debut as goalkeeper in a Munster semi-final against Waterford on 17 June 2007.