What is the Tell Us Once service and how does it work?

Tell Us Once is a UK government service that lets you report a death a single time, after which the information is passed on, with your consent, to multiple other government departments and local council services, saving you from repeating the same information to each one separately.

Can I push back if I'm asked to resubmit a document I've already given the same department?

You can reasonably ask why the document can't be retrieved from your existing record, and point to data protection principles that generally discourage unnecessary re-collection of information. There's no guaranteed right to refuse, but raising it is a fair question, especially within the same department or agency.

Public Services & Administration · UK

Can a public body ask me for a document it already has?

Q: Can a public body ask me for a document it already has?

Usually, yes. The UK doesn't have a general legal 'once-only' principle that forces one government department to reuse data or documents already held by another, or even by a different team within the same department. Some specific joined-up services exist, like Tell Us Once for reporting a death, but outside those, you can often still be asked to resubmit information you've already provided elsewhere.

Usually, yes — the UK has no general legal principle stopping them, though a few services prove it's possible.

Kibbo Consumer Desk · Updated September 2026 · 6 min read

Usually, yes — there's no general legal principle in the UK that stops a public body asking you to resubmit a document it, or another part of government, already holds. That might feel like an obvious inefficiency, and it is: the government's own digital strategy repeatedly cites reducing repeat paperwork as a goal. But outside a handful of specific joined-up services, no overarching statutory duty forces departments — or even different teams within the same department — to check their own records first.

What does exist: Tell Us Once and similar schemes

The clearest example that data reuse is technically achievable is Tell Us Once, the service for reporting a death. Report it once, with consent, and the information is passed on to a long list of central government departments and local council services — the Department for Work and Pensions, HMRC, the DVLA, council tax, and more — without you having to contact each one separately. It's a genuine, working model of "once-only" — it just isn't the general rule across government.

Why the general rule is still "you may have to resubmit"

Factor	What it means in practice
No general "once-only" statute	Unlike some data-sharing schemes built for specific processes, there's no umbrella law requiring all departments to check existing records before asking you again
Different systems, different departments	Even where two departments technically hold the same fact about you, their systems may not be connected or legally permitted to share it for a new purpose
Data protection as a two-way constraint	The same principles that protect your data (purpose limitation, data minimisation) can also mean a department isn't allowed to simply pull a document from elsewhere without a proper legal basis

What you can reasonably push back on

If you're being asked to resubmit something to the exact same team, within the same ongoing case or application, it's fair to ask why it can't simply be pulled from your existing file.
If the request feels excessive, you can point to data protection principles — data should generally be collected for a specific purpose and not collected repeatedly without good reason.
There's no guaranteed right to refuse outright, but raising the question costs nothing and sometimes surfaces genuine administrative errors (a lost file, a misrouted application) rather than a deliberate requirement.

What to do if you're asked to resubmit something

Ask specifically whether the document already exists on file with that department or agency, referencing when and how you previously submitted it.
If it's a genuinely joined-up process (like a death notification), check whether a service like Tell Us Once already covers it before doing manual legwork.
If you must resubmit, keep your own copy and a record of submission dates, since repeat requests for the same document can happen more than once.
If the repeated request seems disproportionate or the result of a clear administrative error, raise it as a complaint rather than simply complying each time.

Official sources

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