Effective date or signing date? They're not the same

A contract can start on a different day than the day you sign it. That's normal — as long as it's written into the contract as the effective date, and the date next to your signature is the day you actually signed. Here's how the two dates work together.

Two dates, two jobsWhy not to backdateSign and date correctly

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Which date does what

Signing date

When you signed. It's a fact — write the real date.

Effective date

When the contract's terms apply. The parties agree on it; it can be earlier or later.

Last signature date

If there's no effective date, many contracts start when the last party signs.

Getting the dates right

Look for both dates before you sign.

1

Find the effective date

Usually at the top: “effective as of …” or in a term clause.

2

Sign with today's date

The date by your signature is the day you sign.

3

Keep the signed copy

It records both dates for later.

Why contracts have an effective date

Work often starts before the paperwork is finished, or the parties want the contract to begin on the first of the month. Writing “effective as of 1 March” covers that period openly, even if everyone signs on 10 March.

Why you shouldn't backdate your signature

Writing an earlier date next to your signature suggests you signed on a day you didn't. That can mislead others and, in some situations — tax, regulatory or court documents — cause serious legal trouble. If the contract should start earlier, ask for an effective date in the text instead.

Future start dates

The same works the other way: a lease signed in May can start on 1 July. The signature is dated in May; the start date is in the contract.

Date questions

What if the contract has no effective date?+

Then it usually takes effect when it's signed — often when the last party signs.

Can I write the date in another format?+

Yes. Use the format the document expects; when in doubt, write the month as a word to avoid confusion.

Is this legal advice?+

No. For important contracts, ask a lawyer about the dates.

What does it cost?+

Free to try. Downloading your signed PDF costs €2.99 a month or €24.99 a year, and you can cancel anytime.

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Open the PDF above and add today's date next to your signature.

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