41.   The Senate approved its version of the tax bill on Wednesday.

42.   The Senate has already approved its version of the foreign aid bill, which does not include the anti-abortion provisions.

43.   The Senate, which passed a similar bill last March, is likely but not certain to approve this version.

44.   The Senate has already approved its version of ISTEA.

45.   The state Senate has approved a version that would force grandfathered industrial polluters to reduce smokestack emissions in accordance with the Texas Clean Air Act.

46.   This is the fifth time the House has approved a version of the bill in less than two years.

47.   To become part of the Constitution, identical versions must be approved by two-thirds of each congressional chamber and three-quarters of the state legislatures.

48.   To become law, the House and Senate would have to be approve identical versions of the bill and the president would have to sign it.

49.   Under Colombian law, whenever the House and Senate approve different versions of a bill, the matter goes to this commission.

50.   When it approved its version of the defense bill, the National Security Committee tried for a middle ground.