core + auto (Auto Extension): terms relating to automobiles.

validFrom

Canonical URL: http://schema.org/validFrom

Thing > Property > validFrom

The date when the item becomes valid.

Usage: Between 1000 and 10,000 domains
Values expected to be one of these types
DateTime
Used on these types
Demand
LocationFeatureSpecification
MonetaryAmount
Offer
OpeningHoursSpecification
Permit
PriceSpecification

Acknowledgement

This term uses terminology from the GoodRelations Vocabulary for E-Commerce, created by Martin Hepp. GoodRelations is a data model for sharing e-commerce data on the Web. More information about GoodRelations can be found at http://purl.org/goodrelations/.

Schema Version 3.3