Here's a weird clock question

[mbyron]

Originally Posted by Larks

Maybe I missed it...

A1 holds ball over boundry line on an AP throw in and was tied up.

So mechanically, I see 99.999995% of officials kill it before chopping and going immediately into a held ball signal.

Most timers arent going to pluck the "start clock" thingy on and off real quick in this sitch.

No way anyone has knowledge of time consumed.

Without knowledge, how are we addressing this aspect of the OP by rule?

We're addressing it by 5-9-4 (I think you missed it). Clock does not start here.