Nepal

There shall be a Federal Legislature consisting of two Houses to be known as the House of Representatives and the National Assembly, which shall be called as the Federal Parliament. (Art. 83)

(1) The House of Representatives shall consist of a total of two hundred and seventy five members, as follows :-
(a) One hundred and sixty-five members to be elected through the first past the post electoral system, with one being elected from each of one hundred and sixty-five election constituencies delimited in Nepal on the basis of population and geographical convenience and specificity;
(b) One hundred and ten members to be elected through the proportional electoral system where voters vote for political parties, with the whole country being considered as a single election constituency.
(2) The federal law shall provide that in filing candidacy by political parties for the election to the House of Representatives under the proportional electoral system, representation shall be ensured on the basis of a closed list also from women, Dalit, indigenous nationalities (Aadibasi Janajati) Khas Arya, Madhesi, Tharu, Muslims and backward regions, on the basis of population. In so filing candidacy, regard shall also be had to geography and regional balance.
Explanation: For the purposes of this clause, "Khas Arya" means Kshetri, Brahmin, Thakuri, Sanyasi (Dashnami) communities.
(3) In filing candidacy pursuant to clause (2), political parties shall provide for representation of the persons with disabilities as well.
(4) Election to the House of Representatives referred to in clause (1) shall be held through secret ballots in accordance with law.
…
(6) A person who is qualified pursuant to Article 87 and entitled to vote in an election to the members of the House of Representatives may, subject to the federal law, be a candidate in any election constituency.
Provided that a person shall not be a candidate in more than one election constituencies at the same time.
(7) In case the seat of any member of the House of Representatives falls vacant while its term still remains for more than six months, the vacancy shall be fulfilled in the same manner of electoral system as in which such seat was fulfilled.
(8) Notwithstanding anything contained elsewhere in this Part, at least one third of the total number of members elected from each political party representing in the Federal Parliament shall be women. In case women are not so elected as to constitute one third of the elected members of any political party pursuant to subclause (a) of clause (1) and sub-clause (a) of clause (2) of Article 86, such political party must, in electing members under sub-clause (b) of clause (1), so elect that women members constitute at least one third of the total number of members elected to the Federal Parliament from that party.
(9) Election to the House of Representatives and other matters pertaining thereto shall be as provided for in the federal law. (Art. 84)

(1) The National Assembly shall be a permanent House.
(2) The National Assembly shall consist of fifty-nine members as follows: -
(a) Fifty six elected members consisting of at least three women, one Dalit and one from persons with disabilities or minorities, from each Province by an electoral college consisting of members of the Provincial Assembly, chairpersons and vice-chairpersons of the Rural Municipalities, and Mayors and Deputy-Mayors of the Municipalities, with different weightage of vote by members of the Provincial Assembly, chairpersons and vice-chairpersons of the Rural Municipalities, and Mayors and Deputy-Mayors of the Municipalities, as provided for in the federal law,
(b) Three members consisting of at least one woman nominated by the President on the recommendation of the Government of Nepal.
… (Art. 86)

(1) A person who has the following qualifications shall be eligible to become a member of the Federal Parliament:-
(a) One who is a citizen of Nepal;
(b) One who has completed the age of twenty-five years, for the House of Representatives, and of thirty-five years for the National Assembly;
(c) One who has not been convicted of a criminal offense involving moral turpitude;
(d) One who is not disqualified under any federal law; and
(e) One who is not holding any office of profit.
… (Art. 87)

(1) The members of the House of Representatives shall, within fifteen days of the date of holding of the first meeting of the House of Representatives, elect a Speaker and a Deputy Speaker from amongst themselves.
(2) Election pursuant to clause (1) shall be so held that there is one woman out of the Speaker and the Deputy Speaker, and the Speaker and the Deputy Speaker of the House of Representatives shall be representatives from different parties.
… (Art. 91)

(1) The members of the National Assembly shall, within fifteen days of the date of holding of its first meeting, elect the Chairperson and the Vice-Chairperson of the National Assembly from amongst themselves.
(2) Election pursuant to clause (1) shall be so held that there is one woman out of the Chairperson and the Vice-Chairperson of the National Assembly.
… (Art. 92)