Recoat time & ‘next stage’ time?

Looking on the tins i have it’ll say recoat time – 45mins, 4 hours etc etc.

I’m just wondering if ‘next stage’ time is considered to be the same thing (or rather same waiting time) as recoat?

By next stage i mean maybe some light sanding if necessary, or certainly moving from say primer to top coat.

I’ll be using Zinsser BIN, then some Johnstones undercoat & then Johnstones Aqua Gloss in some cases whereas Sikkens Rubbol BL Satura in other cases.
I know the undercoat is possibly an…

Recoat time & ‘next stage’ time?