There are multiple definitions - click on the translation that matches your context.

Erklärung

Substantiv

full

declaration

noun

Definitions of declaration

the act of announcing something or stating something firmly, clearly or officially

Insurers may also make a discretionary payment, even without a formal declaration of death.

the act of telling an official person the value of goods you have bought, or the amount of money you have earned (eg because you might have to pay tax, be eligible for benefits etc)

The cargo was searched because of discrepancies between the customs declaration, which said the rifles were for civilian use, and the weapons themselves.

a document agreeing upon certain standards, but which is not legally binding

Although it is not legally binding, the protection of the rights and freedoms set out in the Declaration has been incorporated into many national constitutions.