While the document states that it was written so "that all doubt may be removed regarding a matter of great importance", it has been contested by some Catholics, as to both the substance and in the authoritative nature of its teaching.
Citing an earlier Vatican document, Inter insigniores, "on the question of the Admission of women to the Ministerial Priesthood", issued by the Congregation for the Doctrine of the Faith in October 1976, Pope John Paul explains the official Roman Catholic understanding that the priesthood is a special role specially set out by Jesus when he chose twelve men out of his group of male and female followers.
Nevertheless, multiple theologians argue that Ordinatio sacerdotalis was not issued under the extraordinary papal magisterium as an ex cathedra statement, and so is not considered infallible in itself.
[3][citation needed] In a responsum ad dubium (reply to a doubt) explicitly approved by Pope John Paul II and dated October 1995, the Congregation for the Doctrine of the Faith replied that the teaching of Ordinatio sacerdotalis had been "set forth infallibly by the ordinary and universal Magisterium" and accordingly was "to be held definitively, as belonging to the deposit of faith".
[4] The Catholic Theological Society of America issued a report in 1997, approved by 216 out of 248 of its voting members, stating that "There are serious doubts regarding the nature of the authority of this teaching and grounds in Tradition.