Loosely offered a new internal job - but no discussion on pay. How do internal salary negotiations work?

Fairly new to the corporate world as I have only had this job going on two years. My situation is my current boss has expressed zero interest in getting any promotions or raises for people on his team, and he is slightly vindictive which is one of the reasons I will be glad to leave. There was a internal job posting that is one salary band higher than mine, that I applied for, interviewed, and today they called and said …

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