Bank of China Hong Kong branch notes receive final A rating under MTN programme

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BOC Hong Kong MTN notes

Highlights

Fitch Ratings assigned a final 'A' rating to Bank of China's senior unsecured notes issued by its Hong Kong branch under the USD40 billion MTN programme.
The issuance includes CNY2.5 billion fixed-rate notes due 2028 and HKD1 billion fixed-rate notes due 2029, both direct and unsubordinated obligations of Bank of China.
Fitch states the note ratings could be upgraded or downgraded in step with Bank of China's Long-Term IDR, reflecting dependence on the Chinese sovereign's support.

Rating assignment and issuance structure

As reported by Fitch Ratings, the agency assigns a final 'A' rating to Bank of China Limited's senior unsecured notes issued by its Hong Kong branch under the bank's USD40 billion MTN programme. The final rating matches the expected rating assigned on 2 November 2026 and follows receipt of documents that conform to information already provided.

The issuance comprises CNY2.5 billion fixed-rate notes due in 2028 and HKD1 billion fixed-rate notes due in 2029. Fitch says the notes constitute direct, unconditional, unsecured and unsubordinated obligations of Bank of China because the Hong Kong branch is part of the same legal entity as the parent bank, while transfer and convertibility risks do not constrain the rating.

Fitch also assigns a senior unsecured long-term rating of 'BBB+(xgs)' to the notes, in line with Bank of China's Long-Term Issuer Default Rating (xgs), which it says is aligned with the bank's Viability Rating.

Support assumptions and rating implications

Fitch says Bank of China's Long-Term Issuer Default Rating is underpinned by its expectation of a 'Very High' probability of support from the Chinese sovereign, rated A with a stable outlook, in the event of stress. The agency refers to its 27 October 2026 publication affirming Bank of China's Long-Term IDR at 'A'/Stable and upgrading the Viability Rating to 'bbb+'.

The agency says the note rating would be downgraded if Bank of China's Long-Term IDR is downgraded, and upgraded if the Long-Term IDR is upgraded. That linkage leaves the debt rating closely tied to the bank's broader credit profile and sovereign support expectations.

Geopolitical tensions and elevated fiscal spending are testing sovereign borrowers’ resilience as higher interest rates keep global funding costs elevated, increasing refinancing and borrowing risks. Our earlier coverage noted that persistent shocks—such as conflict-driven spikes in energy and food prices—can worsen inflation pressures, squeeze fiscal headroom, and weigh on sovereign credit outlooks, especially in emerging and frontier markets.

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