Answer:

restamp

Answer	Crossword Clue
RESTAMP	Imprint again
RESTAMP	Update, as a passport page
RESTAMP	Mark again, as a visa

RESTAMP	Use one's seal again
RESTAMP	Impress twice
RESTAMP	Put more postage on
RESTAMP	Press with a die again.
RESTAMP	Imprint again.
RESTAMP	Mark for renewal, as a library card.
RESTAMP	Use a new die
RESTAMP	Replace, as postage

RESTAMP	Validate again, in a way