5. (1) The words “the charter”, or “the special act”, used in this act shall mean any act, statute, or law authorizing the building of a railway, with which this act or the Québec Consolidated Railway Act, 1880, or the act respecting railways, as contained in the Revised Statutes of Québec of 1888, or as contained in the Revised Statutes of 1909, or as contained in the Revised Statutes of 1925, or as contained in the Revised Statutes of 1941, or as contained in the Revised Statutes of 1964;
(2) The word “prescribed”, used in this act in reference to any matter herein stated, shall be deemed to refer to the matter determined or governed by the charter; and the sentence in which such word occurs shall be construed as if, instead of the word “prescribed”, the phrase “prescribed for that purpose in the charter” had been used;
(3) The words “the lands” shall mean the lands which, by the charter, may be taken for the purpose thereof;
(4) The words “the undertaking” shall mean the railway and works of all kinds authorized by the charter to be built or executed.