MTNL Debt Rating Reaffirmed AAA(CE) by CRISIL, Remains Under Watch Negative

CRISIL AAA (CE) / Watch Negative
CRISIL AAA (CE) / Watch Negative

Reader Takeaway: Government guarantee supports debt servicing, but operational losses and past payment issues keep outlook uncertain.

What just happened

CRISIL Ratings has reaffirmed Mahanagar Telephone Nigam Ltd (MTNL)'s 'CRISIL AAA (CE)' rating on its debt instruments, including a ₹6,500 crore bond issue and ₹20 crore in non-convertible debentures. The rating continues to carry a 'Watch Negative' status.

Why this matters

The reaffirmation, despite the negative watch, underscores the critical role of the unconditional and irrevocable guarantee from the Government of India. This guarantee is the primary driver for the highest rating category. However, the 'Watch Negative' outlook signals underlying risks associated with MTNL's operational performance and its adherence to payment mechanisms.

The backstory

MTNL has a history of reporting losses and exhibiting a weak financial profile. While the company's revenue showed an increase from ₹698 crore in fiscal 2025 to ₹956 crore in fiscal 2026, it continues to post significant losses, with a reduced net loss of ₹3,107 crore in fiscal 2026 compared to ₹3,328 crore in fiscal 2025.

What changes now

For bondholders, the 'AAA (CE)' rating provides a strong assurance of timely debt servicing, as the government is obligated to cover payments if MTNL defaults. However, the 'Watch Negative' status indicates that CRISIL will be closely monitoring MTNL's compliance with the structured payment mechanism. Past instances of delays in funding escrow accounts, even if rectified later, have led to this continued watch.

Risks to watch

Liquidity remains a significant concern for MTNL. The company's loan account with the Bank of India recently slipped into the Non-Performing Asset (NPA) category on September 4, 2024. While this does not directly impact the government-guaranteed debt, it highlights the company's overall financial strain.

Peer comparison

MTNL operates in the highly competitive telecom sector. Its operational performance has been challenging, leading to its telecom operations in Delhi and Mumbai being managed by Bharat Sanchar Nigam Ltd (BSNL) under a 10-year service agreement since January 1, 2025. BSNL is tasked with managing both capex and opex to achieve EBITDA-neutral operations for MTNL.

Context metrics (time-bound)

• Revenue: Increased to ₹956 crore in FY26 from ₹698 crore in FY25.
• Profit after tax (PAT): Reported a loss of ₹-3,107 crore in FY26, a reduction from ₹-3,328 crore in FY25.
• NPA: Loan account with Bank of India slipped into NPA on September 4, 2024.
• Operations Management: BSNL managing MTNL's Delhi and Mumbai operations since January 1, 2025.

What to track next

Investors should closely monitor any further breaches or delays in the structured payment mechanism for the rated debt. The company's ability to sustain positive operational changes and improve its financial health, despite BSNL's management, will be key to the eventual resolution of the 'Watch Negative' status.