Sabah’s 40% Revenue Right: If the Promises of 1963 Are Broken, What Remains of the Federation?
Daniel John Jambun
Sabah’s 40% Revenue Right: If the Promises of 1963 Are Broken, What Remains of the Federation?
Borneo’s Plight in Malaysia Foundation (BoPiMaFo) notes the Federal Government’s decision to appeal the Kota Kinabalu High Court ruling concerning Sabah’s constitutional entitlement to 40% of the net federal revenue derived from the state.
While the appeal has been presented as a routine legal matter, the issue now before the courts raises a far deeper constitutional question that goes to the very foundation upon which Malaysia itself was established.
This case compels the nation to confront a fundamental question:
Were the constitutional safeguards promised to Sabah at the formation of Malaysia genuine guarantees — or were they assurances that were never intended to be fully honoured?
The answer to this question carries implications far beyond a fiscal dispute. It goes directly to the credibility of the constitutional settlement upon which Malaysia was founded in 1963.
The Safeguards That Convinced Sabah to Join Malaysia
When Malaysia was formed in 1963 through the Malaysia Agreement 1963 (MA63), Sabah and Sarawak agreed — though with caution and considerable hesitation — to join a new federation together with the Federation of Malaya and Singapore.
This agreement was not unconditional.
Sabah’s leaders accepted the formation of Malaysia only after receiving assurances that specific constitutional, political and financial safeguards would protect the autonomy and interests of the Borneo territories within the new federation.
Among the most important of these safeguards were the financial provisions now reflected in Articles 112C and 112D of the Federal Constitution, which guarantee Sabah 40% of the net federal revenue derived from the state.
This arrangement was never presented as a discretionary federal grant.
It was designed as a structural constitutional safeguard to ensure that Sabah would retain a fair share of the wealth generated from its own land and natural resources, allowing the state to develop and prosper within the Federation.
It is therefore reasonable to say that Sabah might not have considered joining the Federation in 1963 had such assurances — including the 40% revenue safeguard — not been given.
These safeguards were not peripheral concessions but fundamental conditions intended to ensure that Sabah would not be economically disadvantaged within the new federation.
Constitutional Basis of the 40% Formula
Sabah’s entitlement to 40% of the net federal revenue derived from the state is not an abstract political claim.
The formula itself is embedded in the Tenth Schedule of the Federal Constitution, which sets out the financial arrangements between the Federation and the Borneo States.
The inclusion of this formula in the Tenth Schedule demonstrates that the 40% revenue entitlement was designed as a structural component of Malaysia’s constitutional framework at the time of its formation in 1963.
It reflects the financial safeguards negotiated under the Malaysia Agreement 1963, ensuring that Sabah would retain a fair share of the wealth generated from its own territory.
In other words, the safeguard was incorporated directly into the constitutional architecture of Malaysia itself.
The issue before the courts is therefore not whether Sabah should receive special treatment.
The real issue is whether the constitutional safeguards written into the Federal Constitution will finally be implemented as originally intended.
Why the 40% Safeguard Was Created
The financial safeguards provided to Sabah were not arbitrary arrangements.
They were introduced because the Borneo territories were significantly less economically developed than Malaya when Malaysia was formed in 1963.
The architects of the Malaysia Agreement recognised that Sabah would require greater financial capacity to build infrastructure, develop its economy and improve the living standards of its people.
The 40% revenue entitlement was therefore intended to ensure that a substantial portion of the wealth generated from Sabah’s own territory would remain available for the development of the state.
In other words, the safeguard was designed to ensure that Sabah could catch up economically within the new federation rather than fall further behind.
Yet more than six decades later, the reality remains deeply troubling.
Despite its immense natural wealth — including petroleum, timber and other valuable resources — Sabah today remains one of the poorest and most economically underdeveloped states in Malaysia.
For many Sabahans, this painful reality reinforces a growing belief that the constitutional safeguards intended to protect Sabah’s economic future have never been fully implemented.
The Historical Assurances Given to Sabah
It is also important to recall the assurances that accompanied Sabah’s decision to join Malaysia.
At the time, Tunku Abdul Rahman publicly acknowledged that the Borneo territories were entering the new federation on the understanding that the arrangement must benefit them.
Historical records further indicate that shortly before the formation of Malaysia in July 1963, Tunku Abdul Rahman stated that the territories joining the federation would have the freedom to reconsider their position if the new nation did not bring them benefit.
These assurances were intended to address the concerns of Sabah and Sarawak that they might otherwise be dominated within the new federation.
The message conveyed at the time was clear:
Malaysia must work for the benefit of all its founding partners, including Sabah and Sarawak.
These assurances formed part of the broader understanding that the constitutional safeguards granted to the Borneo territories would be honoured in good faith.
Historical Context of Sabah’s Entry into the Federation
The circumstances under which Sabah entered the Federation must also be properly understood.
Historical records indicate that the political institutions of North Borneo were still in their formative stages when discussions on the formation of Malaysia took place.
Sir William Goode acknowledged that local political leadership in the territory was still in the early stages of development when the question of forming Malaysia arose.
Similarly, Donald Stephens later reflected that many of the local leaders involved in the negotiations had limited political experience, as North Borneo was only beginning its transition towards self-government.
In such circumstances, the constitutional safeguards negotiated for Sabah — including the financial protections contained in Articles 112C, 112D and the Tenth Schedule of the Federal Constitution — were particularly important.
These safeguards were intended to ensure that Sabah’s interests would be protected within the new Federation despite the asymmetry in political and administrative experience among the parties involved.
Sabah and Sarawak as Founding Partners
It must also be remembered that the constitutional position of Sabah and Sarawak differs fundamentally from that of the eleven states of Malaya.
Malaysia was not created by simply enlarging the Federation of Malaya.
Rather, it was established through the Malaysia Agreement 1963, an international agreement concluded between the Federation of Malaya, North Borneo, Sarawak and Singapore.
Sabah and Sarawak therefore became founding partners in the creation of a new federation called Malaysia, rather than simply joining an existing federation as ordinary states.
The constitutional safeguards granted to the Borneo territories — including the financial arrangements reflected in Articles 112C, 112D and the Tenth Schedule of the Federal Constitution — were therefore structural components of the constitutional settlement that made the formation of Malaysia possible.
Respecting these safeguards is not merely a fiscal matter.
It is a matter of honouring the constitutional foundations upon which the Federation itself was built.
The Question That Cannot Be Ignored
The Federal Government is entitled to pursue its legal rights through the courts.
However, the appeal cannot resolve the deeper constitutional issue that now confronts the nation.
If the safeguards promised to Sabah under the Malaysia Agreement 1963 were genuine, they must be honoured both in letter and in spirit.
If they were never intended to be honoured, then the historical basis upon which Sabah agreed — though cautiously — to join the Federation deserves honest reassessment.
For many Sabahans, this issue is not merely about constitutional interpretation or fiscal calculations.
It is about whether the dignity, rights and future of Sabah within Malaysia are being treated with the respect that was promised in 1963.
Ultimately, the question before the nation is simple:
If the safeguards that persuaded Sabah to join Malaysia in 1963 are not honoured today, how can the people of Sabah continue to believe in the promises upon which the Federation itself was built?
Because a federation founded on trust cannot endure if the promises that created that trust are allowed to fade into history.
In the end, this is not merely a legal dispute about revenue. It is a test of whether the constitutional promises that persuaded Sabah to join the Federation in 1963 will be honoured in good faith — because the strength and unity of Malaysia ultimately depend on the trust that those founding promises will be kept.
Daniel John Jambun
Borneo’s Plight in Malaysia Foundation (BoPiMaFo)
Issued in the interest of constitutional accountability and the faithful implementation of the Malaysia Agreement 1963.


The formation of Malaysia in 1963 was a pragmatic and costly union, driven by shared security needs and economic complementarity rather than imperial design or ethnic favoritism. Sabah and Sarawak, emerging from British colonial rule, possessed vast natural wealth, oil and gas, timber, pepper, oil palm, cocoa, rubber, and coal, that complemented the industrializing ambitions of Peninsular Malaya. The merger was not imposed; it responded to the immediate vacuum created by Britain's withdrawal, a vacuum that invited aggressive external and internal threats.
Prominent among these threats were communist insurgencies rooted predominantly in the ethnic Chinese communities of the region. The North Kalimantan Communist Party (NKCP), formally established in 1971 but with roots in earlier groups like the Sarawak Communist Organisation (SCO) or Clandestine Communist Organisation (CCO), drew its core support and leadership from Chinese migrants and their descendants.
These groups, inspired by Maoist ideology and backed by links to the People's Republic of China, sought to exploit the post-colonial transition through armed struggle, including the Sarawak People's Guerrillas. Parallel to this ran Indonesia's Konfrontasi (1963–1966), launched by President Sukarno, who aligned closely with Beijing and the Indonesian Communist Party (PKI), in an attempt to dismantle the new federation and absorb its Bornean territories.
Certain elements within the Chinese community in North Borneo advanced opportunistic historical claims, asserting that Borneo (or parts of it) had long been under Chinese influence or dominion. Such assertions lack credible historical grounding; no sustained Chinese sovereignty over the island is documented in reliable records. Instead, early Chinese contacts with Borneo, dating back centuries through trade, were commercial, not imperial, and the island's pre-colonial polities were Malay sultanates and indigenous groups.
Peninsular Malaya bore a disproportionate share of the defense burden. Malaysian forces, alongside British, Australian, and New Zealand troops, fought to contain these Chinese-led communist insurgencies, suppress the Sarawak People's Guerrilla Force, and repel Indonesian incursions during Konfrontasi. The cost in lives and treasure was immense, yet upon securing the territories, Malaysia never sought compensation or a financial set-off for these sacrifices.
Revenue-sharing provisions were indeed part of the Malaysia Agreement 1963 (MA63), particularly regarding net revenues from Sabah and Sarawak. No clause, however, obligated the peninsula to subsidize the defense of the Borneo states to such an extent while receiving minimal reciprocal benefit.
Contemporary separatist advocacy, led by figures such as Daniel John Jambun (of the Borneo Plight in Malaysia Foundation) and Robert Pei (of Sabah Sarawak Rights Australia New Zealand), presents itself as a defense of broken promises and unfulfilled MA63 entitlements. These voices claim a mandate to speak for the peoples of Sabah and Sarawak, yet their arguments often recast history in ways that obscure the federation's defensive origins and the real threats it neutralized.
Historical patterns add further context. During the early post-independence years under leaders like Tun Mustapha Harun in Sabah, prominent Chinese business clans, including the Yeoh, Wong, Tiong and others, benefited disproportionately from timber concessions and resource extraction. They are documented as having influenced delays in broader modernization and infrastructure development, channeling profits primarily toward their own communities and networks. Later arrangements favored families such as that of Yeoh Tiong Lay, securing federal-backed concessions for hydroelectric dams and other projects whose economic returns flowed unevenly, often outward rather than sustaining balanced national development.
The current push for greater autonomy, or, in some cases, outright separation, appears less a quest for equitable redress than a continuation of longstanding patterns of resource acquisition and political reconfiguration. For segments of the Malaysian Chinese population frustrated by their limited traction in federal politics (unlike the trajectory in Singapore), recasting Sabah and Sarawak as separate entities offers strategic real estate and continued access to riches. If pursued, such fragmentation risks consigning the indigenous peoples of these states to the marginalized role seen among native populations across Southeast Asia, from Myanmar to Papua New Guinea, where demographic and economic dominance by migrant communities has often led to displacement and subordination.
Malaysia’s creation was a hard-won compact against real existential dangers, Chinese communist insurgency and Indonesian expansionism chief among them. To portray it now as mere exploitation ignores the ledger of sacrifice borne by the peninsula and the broader strategic necessity that bound these territories together. A frank reckoning with this history, including the ethnic dimensions of the insurgencies and resource dynamics, serves truth better than selective narratives of grievance.
There are clear signs of American funding to desperately extend American hagemony in South East Asia where it is waning as it is in the Middle East. Robert Pei a former communist inspired student leader in New Zealand then as a broadcaster on an Australian clandestine radio station 3CR appears to have changed his political colours siding with the avaracious capitalist Chinese in South East Asia in an effor to assist the weakened influence of the Americans re establish itself in the region providing a base against a prosperous, powerful mainland China. How things change at the smell of money.