90. The members of both Houses and the Executive Department may
introduce bills of law, but if any bill of law is rejected by the House
it shall not be re-introduced during the same session.

Art. 91. Any bill of law which has been passed by the National Assembly
shall be promulgated by the President within 15 days after receipt of
the same.

Art. 92. Should the President disapprove of any bill of law passed by
the National Assembly, he shall within the period allowed for
promulgation, state the reason of his disapproval and request the
reconsideration of the same by the National Assembly.

If a bill of law has not yet been submitted with a request for
consideration and the period for promulgation has passed; it shall
become law. But the above shall not apply to the case when the session
of the National Assembly is adjourned, or, the House of Representatives
dissolved before the period for the promulgation is ended.

Art. 93. The law shall not be altered or repealed except in accordance
with the law.

Art. 94. Any law that is in conflict with the Constitution shall not be
valid.

CHAPTER X. NATIONAL FINANCE

Art. 95. The introduction of new taxes and alterations in the rate of
taxation shall be fixed by law.

Art. 96. (Eliminated.)

Art. 97. The approval of the National Assembly must be obtained for
National loans, or the conclusion of agreements which tend to increase
the burden of the National Treasury.

Art. ... Financial bills involving direct obligation on the part of the
citizens shall first be submitted to the House of Representatives.

Art. 98. The Executive Department of the Government shall prepare a
budget setting forth expenditures and receipts of the Nation for the
fiscal year which shall be submitted to the House of Representatives
within 15 days after the opening of the session of the National
Assembly.

Should the Senate amend or reject the budget passed by the House of
Representatives, it shall request the concurrence of the House of
Representatives in its amendment or rejection, and, if such concurrence
is not obtained, the budget shall be considered as passed.

Art. 99. In case of special provisions, the Executive Department may fix
in advance in the budget the period over which the appropriations are to
be spread and may provide for the successive appropriations continuing
over this period.

Art. 100. In order to provide for a safe margin for under-estimates or
for items left out o