21. The Government may:(a) define by regulation the expressions “principal occupation”, “principal activity”, “cultivation of the soil” and “raising of livestock” used in section 2;
(b) make any regulation contemplated in paragraphs d and i of section 2 and in sections 3, 4, 6, 7, 8, 11 and 19;
(c) fix the accessory or secondary conditions to which the loans are subject, respecting the titles of the borrower, the deeds of loan, the protection of the security and other matters of the same nature and fix that part of the price of purchase or of the cost of the work which must be paid by the borrower otherwise than with the proceeds of a loan when such purchase or work is a purpose of the loan;
(d) prescribe, by regulation, the forms to be used, the documents and information to be filed and the delay for their filing.