(Updated 15 August 2026)
Article 20 of the Negeri Sembilan Constitution 1959 sets the minimum attendance required before the Dewan Keadilan dan Undang (DKU) may transact business.
What the Article means
Article 20: The one-half attendance quorum, and the exclusion of the presiding member
No business except that of adjournment shall be transacted by the Dewan if there are less than one-half of the members present besides the President or other member presiding.
Article 20 defines quorum for DKU meetings. If fewer than half of the members other than the person presiding are present, the Dewan cannot transact any business except adjournment. Every other item of business, from giving advice on questions of Malay Custom under Article 16 to confirming minutes under Article 22, requires quorum.
Article 20 is an attendance quorum, not a decision making one. It counts the members in the room and fixes the minimum number that must be there before business can proceed. How many of those present must agree before the Dewan gives its advice is a separate question, and Article 20 is silent on it.
How is DKU quorum counted?
The phrase ‘besides the President or other member presiding’ means that whoever presides, that person is excluded from the count. Under Article 19, the Yang di-Pertuan Besar presides at all meetings of the Dewan, and in His absence the members choose one from among themselves to take the chair. Quorum requires at least one half of the remaining membership to be present, in addition to the chair.
The denominator comes from Article 17, which defines the membership of the Dewan. When all the offices listed there are filled, there are eight members before any appointed members are added: His Highness, the four Undangs, the Tunku Besar of Tampin, the Tunku Besar Seri Menanti and the Dato’ Shahbandar of Sungei Ujong.
For example, if His Highness presides over a Dewan comprising eight members in total, His Highness is excluded from the quorum calculation. That leaves seven members for quorum purposes, of whom at least four must be present.
Article 24 permits the Dewan to invite to any of its meetings any person whose presence it considers desirable. Invitees may attend, but they are not members of the Dewan and do not count towards quorum.
What Article 20 does not say
Membership vacancies: The Article does not define what happens where an office stands empty. The stronger textual reading is that a vacant office drops out of the count. Article 20 speaks of “members” being “present”, and a vacant office means no member is capable of attending. The Constitution does not, however, expressly state how vacancies affect the denominator.
Contested Seats: Where two people claim one office, Article 20 does not specify whose attendance counts towards the half. The underlying status question is dealt in Article 16 which expressly places questions concerning the election, succession, removal or vacation of office of a Ruling Chief within the DKU's advisory jurisdiction, and Article 16(3) provides that its advice on questions of Malay Custom is final and cannot be challenged in court.
Decision-Making Quorum: The Constitution does not set a general threshold for how the DKU reaches its advice, and it makes no express provision for a majority vote or a casting vote. Article 19 places the Yang di-Pertuan Besar in the chair, and Article 21 allows the DKU to settle its own procedure. How the DKU resolves disagreement among its members is therefore left to the DKU's own procedure.
Why this matter in 2026?
Article 20 became relevant to two separate DKU sittings in 2026, but for different reasons.
The DKU 17 April Special Session raised a decision-making question
Once the DKU was properly constituted and quorate, how many members had to agree before it could give its advice?
At its special sitting on 17 April 2026, the DKU considered the status of Mubarak Dohak as Undang of Luak Sungei Ujong and acknowledged his removal under the custom of the Luak.
The constitutional question arising from that sitting concerns the distinction between quorum and agreement. Article 20 establishes the minimum attendance required before the DKU may transact business. Once that threshold has been met, however, Article 20 says nothing about how many members must agree before the DKU may give its advice.
There is no general provision in Article 20 requiring unanimity, a simple majority or any other voting threshold. Article 19 governs that the Yang di-Pertuan Besar presides, while Article 21 permits the DKU to regulate its own procedure.
The 17 April sitting therefore illustrates the limit of Article 20. A disagreement about how many members supported the advice given at a quorate sitting is a question about the DKU’s decision-making procedure. It does not, by itself, establish that the sitting lacked quorum.
The DKU 31 July sitting raised an attendance question
Were enough members present for the DKU to transact business at all?
Posts circulating on social media since early August claimed that the DKU lacked quorum when it sat on 31 July 2026 (Facebook, 8 August 2026, Facebook, 14 August 2026).
Here the dispute has two moving parts. The first is composition: who lawfully held each office on 31 July? The second is arithmetic: once that membership is identified, do vacant offices remain part of the denominator under Article 20?
The DKU’s official statement of 1 August 2026 records that the Dewan convened on 31 July under the chairmanship of the Yang di-Pertuan Besar, Tuanku Muhriz. It records the attendance of the Undang of Sungei Ujong, the Undang of Rembau and the Tunku Besar Seri Menanti, and states that the quorum requirement under Article 20 was satisfied (Malay Mail, 1 August 2026).
Unlike the issue arising from 17 April, this is squarely an Article 20 question. The answer depends upon identifying the lawful membership of the DKU on 31 July and then applying the one-half attendance requirement after excluding the member presiding.
The Constitution numbers its Articles in Roman numerals. This publication uses Arabic numerals for readability.
Our posts referencing Article 20:
Can Negeri Sembilan’s Ruling Chiefs Suspend the DKU Secretary and Convene Their Own Sitting?
Does Article 79 Let the Ruling Chiefs Convene a DKU Sitting on 5 June?
Sources:
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Anak Nogori is independent commentary on the unfolding constitutional crisis in Negeri Sembilan, where centuries-old Adat Perpatih, royal succession law, and modern political manoeuvring are colliding in ways Malaysia has never seen before. If you find this useful, share it with someone who should be following this, or subscribe to receive the latest articles in your inbox.
