Written by attorneys · grounded in primary & secondary sources — see below
An adverbial phrase indicating that a legal effect, obligation, or right commences or is measured from a specified date.
Sources & Authorities· 26 primary sources
Select any source to read its text and confirm it supports the definition.
Statutes
Federal Rules
How it applies
Common Examples
6
Disabling Restraint Invalidity
Anthony Arnold received shares in Alliance Holdings through a donative transfer containing an absolute bar on any sale or pledge. The restraint prevented transfer from the date the gift took effect. The court held the restraint invalid because it made alienation impossible for any period.
Partnership Advance Interest
Alexis Archer advanced funds to Aether Technologies beyond her agreed capital contribution. The advance created a partnership obligation that accrued interest from the date of the payment. The partnership agreement treated the advance as a loan.
Anita Ali published an article containing classified information. The government sought an injunction effective from the date of the first publication. The court refused the injunction because prior restraints are presumptively invalid.
New York Times Co. v. United States403 U.S. 713 (1971)
Probate Jurisdiction Dispute
Alan Ackerman's estate included assets located in multiple states. The probate court asserted jurisdiction from the date of the decedent's death. The Supreme Court clarified the limits of federal court interference with state probate proceedings.
Marshall v. Marshall547 U.S. 293, 310–12 (2006)
Copyright Term Extension
Andre Antoine held copyrights scheduled to expire. Congress extended the terms for works still under protection from the date of the new statute. The Court upheld the extension against constitutional challenge.
Eldred v. Ashcroft537 U.S. 186
Mortgage Moratorium Validity
Antonio Alvarado defaulted on a home loan during an economic emergency. The state imposed a foreclosure moratorium effective from the date of the statute. The Court sustained the temporary restraint on enforcement.
Home Building & Loan Association v. Blaisdell290 U.S. 398, 54 S.Ct. 231, 78 L.Ed. 413 (1934)
Common questions
Frequently Asked
3
What does the Latin phrase a dato mean in legal instruments?+
It means from the date and signals that a right, obligation, or effect begins on a specified date rather than at some other point in time.
How is a dato used when measuring interest on partnership advances?+
Interest begins to accrue from the date the partner makes the advance that creates the partnership obligation.
Does a dato apply to the validity of disabling restraints in donative transfers?+
Yes. A disabling restraint is invalid if it would prevent any transfer from the date the donative transfer takes effect.
505 U.S. 1003 (1992)Property
…complaint. See App. to Pet. for Cert. 154 (complaint); id. , at 156 (asking "damages for the temporary taking of his property" from the date of the 1988 Act's passage to "such time as this matter is finally resolved"). No more can reasonably be demanded. Cf. First English Evangelical Lutheran Church of Glendale v. County of…