These provisions may have to be reexamined as well.
( ( These provisions ) ( ( may ( have ( to ( be ( reexamined ( as well ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT These) (NNS provisions)) (VP (MD may) (VP (VB have) (S (VP (TO to) (VP (VB be) (VP (VBN reexamined) (ADVP (RB as) (RB well)))))))) (. .)))
These provisions do not require examination. 
( ( These provisions ) ( ( ( do not ) ( require examination ) ) . ) )
(ROOT (S (NP (DT These) (NNS provisions)) (VP (VBP do) (RB not) (VP (VB require) (NP (NN examination)))) (. .)))