← All playbooks
Tier 4: Total Clusterfuck

How do you tell a client you're missing a promised launch date or deliverable?

The short answer

Tell the client before the deadline passes, not after, with a specific new date and what you're doing differently to make it credible. Do not minimize the miss or bury it in good news about other workstreams. Clients forgive slipped dates far more often than they forgive finding out on the day of, from silence, that nothing is coming.

What's actually at stake

  • 01A missed date delivered proactively is a project update. The same date discovered by the client is a trust event.
  • 02Clients are buying certainty as much as the deliverable itself — give them a new certainty immediately.
  • 03Internal excuses (vendor, resourcing, scope) belong in one sentence, after the plan, never before it.

Do

  • · Notify the client as soon as the miss becomes likely, not on the deadline itself.
  • · Offer a concrete new date you can actually hit, ideally with a buffer.
  • · Propose something concrete to offset the delay — a partial delivery, a credit, extra support.

Don't

  • · Do not let the client find out by checking in themselves.
  • · Do not promise a new date you're not confident in just to end the conversation.
  • · Do not blame a subcontractor or vendor by name to a client — it's still your delivery.

A draft you can send now

I want to get ahead of this: we will not hit the [date] launch date. The remaining blocker is [specific issue], and the realistic date is [new date], which I'm confident in because [reason]. In the meantime I can [partial fix/offset]. I know this isn't what you wanted to hear and I'm sorry for the disruption — happy to walk through it live if useful.
Tailor this to my exact disaster →

Questions people actually ask

How early should I tell the client?
The moment you have real doubt, not the moment you're certain — certainty often arrives too late to be useful to them.
Should I offer compensation or a discount unprompted?
If the miss has real business impact on them, yes — offering it before they ask preserves far more goodwill than being asked and then negotiating.
What if this is the second missed date in a row?
Bring your manager or account lead into the conversation — a pattern needs a credibility fix, not just another new date.

Take it further

Related incidents

All CYABot tools →