Regardless of the certification of the budgetary status of a school district or county office of education under subdivision (l) of Section 1240 or Section 42131, the proceeds obtained by a school district from the sources listed in subdivisions (a) to (d), inclusive, shall not be used for general operating purposes of the school district.
(a) The sale of a saleback or leaseback agreement, or interests in the agreement.
(b) A debt instrument payable from payments under a saleback or leaseback agreement.
(c) Certificates of participation.
(d) Other debt instruments that meet both of the following criteria:
(A) They are secured by real property.
(B) They do not require the approval of the voters of the school district.