when does the punisher make an appearance in daredevil
Second season
Daredevil (season 2)
The season introduces the Punisher, 
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Daredevil (season 2) [SEP] Development
On April 21, 2015, Marvel and Netflix announced that the series had been renewed for a second season, with Doug Petrie and Marco Ramirez replacing DeKnight as showrunners as well as acting as executive producers; both served as writers in the first season and worked closely with DeKnight and series creator Drew Goddard. The season introduces the Punisher, whom DeKnight and the writers had wanted to introduce in a post-credits scene during the first-season finale but were unable due to the way that Netflix begins the next episode during the credits of the current one. DeKnight felt that this "was the right decision.