(1)待签议案;已经立法机关两院通过并待签署的议案或联合决议

(2)归档的法案
在立法实践中,指已获两院通过，并经两院负责人签署和总统(或州长)批准，交存国务卿或州务卿的法律文件。

• ultimate facts
• ultimate finding
• ultimate issue
• ultimate issue rule
• ultimate trust beneficiary
• ultimatum
• Ultima voluntas testatoris est perimplenda secundum veram intentionem suam.
• ultimum supplicium
• Ultimum supplicium esse mortem solam interpretamur.
• ultimus haeres
• ultra mare
• Ultra posse non potest esse，et vice versa.
• ultra vires act
• ultra vires (doctrine)
• umbrella liability policy
• umbrella policy
• umpirage
• umpire
• U.N.
• unable
• unaccrued
• unadjusted
• unadjusted debt
• unalienable
• unambiguous