The Collaborative International Dictionary
Upon the tapis
Tapis \Ta"pis\, n. [F. See Tapestry.] Tapestry; formerly, the cover of a council table.
On the tapis, or Upon the tapis, on the table, or under consideration; as, to lay a motion in Parliament on the tapis.
Wiktionary
upon the tapis
prep.phr. Under discussion or consideration.