Found this in the 2019 rules book. It was the same in the previous year. Someone else can go further back if they want. Not saying I don't feel the angst, just laying some facts out there.
🙂
Grounding the Ball in own In Goal For the ball to be deemed dead the player in possession must intentionally ground the ball in his own in-goal.
https://www.nrl.com/siteassets/operations/documentation/nrl-laws-and-interpretations-2019-final.pdf
Page 16
AHHHHH DAMN YOU
@Chip and Chase lol. I'm not deleting my post
😛 I copied and pasted the 2018 rule book first which caused me a time delay. Video ref please...sigh