Tenai Beit Din - The Court's Stipulations governing communal actions
Note: This is also known as "lev beit din matneh aleihem".
Cases
The court controlling sanctification of communal offerings, to maximize the atonement achieved: Zevachim 6b-7a
An enactment by the courts [tenai beit din] that those who bring korbanot need not declare for whom they are brought: Zevachim 2b, 46b, 46b-47a
Whether leftover, un-used animals from the korban tamid may be redeemed, by special condition of the courts [tenai beit din]: Zevachim 6b-7a