Reopening pay after accepting damages trust and occasionally the offer, so it is worth doing only when something material has changed: a counter-offer or competing offer that arrived after you accepted, an error in the written terms, or a role that has materially expanded before you started. Simply deciding you should have asked for more is not a change in circumstances and rarely lands well.
The honest position
Once you have accepted, your leverage is largely spent. The employer has stopped interviewing, told other candidates no, and started onboarding. Reopening the number asks them to undo a decision they consider closed.
It is not impossible and it is materially harder than it was a week earlier. Which is the strongest argument for doing the work before accepting rather than after.
The one situation where you have real ground
Something material changed or was misrepresented. The scope is larger than described, the role reports somewhere different, a bonus turns out to be discretionary rather than formula-driven, or a written term contradicts what you were told.
That is not reopening a negotiation — it is pointing out that the thing you agreed to is not the thing on offer. Raise it plainly and promptly, in writing, with the discrepancy named.
Before your start date, if nothing changed
You can ask once, and you should expect a no. Frame it as a request rather than a condition, acknowledge you have accepted, and make it specific.
Do not threaten to withdraw. If you are genuinely prepared to walk away that is a different conversation with real consequences, and it should not be bluffed — some employers will simply accept the withdrawal.
What is more movable than base at this stage
Start date, which can carry you past a vesting event at your current employer. A sign-on to bridge equity you are forfeiting. The review timing, with written criteria.
Those cost the employer less than reopening a salary that has been approved and recorded, and they do not require an exception or disturb anybody else’s pay.
After you have started
The realistic route is a market-adjustment conversation, not a renegotiation of the offer. That means evidence — the published median for your occupation in your metro, advertised ranges locally, and a record of what you have delivered.
It also means timing. Raising it in the first month reads as buyer’s remorse; raising it at six months with delivery behind you is an ordinary professional conversation.
Why the six-month review is the thing to have asked for
An agreed review with written criteria converts “we cannot move now” into a date and a standard. It is the single most useful thing to negotiate when base is fixed, and it is frequently granted because it costs nothing today.
If you did not get one, ask for one now. It is a reasonable request at any point and it gives the pay conversation a scheduled home rather than making it an interruption.
The cost of asking badly
Reopening aggressively before you start can genuinely sour a relationship you have not begun, and first impressions in a new organization are formed by very few data points.
One polite, specific request carries little risk. Repeated pressure, or an implied threat, carries a great deal — and the people who would have advocated for you later are the same people you are pressuring now.
What to do instead, next time
Do the research before the offer arrives, ask for the range early, and make your one specific request before accepting. Every part of that is easier and more effective than anything available afterwards.
And when you do accept, get everything agreed into the offer letter. Most of what people try to reopen later is something that was verbally agreed and never written down.
Common questions
Can I renegotiate after accepting an offer?
You can, and it costs goodwill. It is clearly reasonable where the written terms are wrong or the role has materially changed, and awkward where a competing offer arrived afterwards.
What if I just realized I should have asked for more?
That is not new information to the employer and it rarely lands well. The remedy is requesting a review at six months rather than reopening the offer.
What does reopening actually cost?
Usually not the offer. Usually the goodwill of whoever advocated for you internally and now has to go back — often your future manager.
What if a better offer arrives after I accept?
It is a real change in your alternatives and not in what you agreed. Raise it quickly and plainly if you do, because a delay makes it look engineered.
How do I avoid the situation?
Ask for a six-month review in writing before accepting. It costs the employer nothing at hire, is frequently granted, and schedules the conversation you would otherwise have to force.
Can I renegotiate after accepting?
Your leverage is largely spent, so expect a no. The exception is where something material changed or was misrepresented, which is a different conversation.
What is more movable at that stage?
Start date, a sign-on bridging forfeited equity, and review timing with written criteria — none requires reopening an approved salary.
When should I raise pay after starting?
At about six months with delivery behind you, as a market-adjustment conversation backed by published medians and advertised ranges — not in the first month.