31.  Although the service receives no tax money, it works under guidelines set by Congress, and changes require congressional approval.

32.  Although the governor said he could impose several of them on his own, others require approval from the state Legislature or the federal government.

33.  Although the recommendations do not require the approval of any government agency, it will be up to government officials to decide how to make use of them.

34.  An agreement between both sides still faces hurdles --including unresolved internal opposition among the attorneys general -- and would require Congressional approval.

35.  An alliance requires approval from the Postal Service Board of Governors, and Henderson expects to bring the panel a detailed proposal in October.

36.  Analysts said that is not an immediate solution since cutting tariffs would require congressional approval.

37.  Analysts say a merger would require regulatory approval.

38.  And it would require approval from the chiropractic council.

39.  And some measures are decidedly less weighty, involving relatively minor language changes in state constitutions that nonetheless require voter approval.

40.  And, though the merger requires approval by City Council, he went ahead and named a commissioner of the consolidated agency.