Press Release

DBRS Morningstar Assigns Rating of BBB (low) to AltaGas Ltd.’s $550 Million Medium-Term Notes

Utilities & Independent Power
March 16, 2021

DBRS Limited (DBRS Morningstar) assigned a rating of BBB (low) to AltaGas Ltd.’s (AltaGas or the Company) $550 million Medium-Term Notes offering (the Notes), which is composed of $350 million 1.227% Notes due March 18, 2024 (Series 24) and $200 million 2.166% Notes due March 16, 2027 (Series 25). The Notes carry a Stable trend. The rating assigned to the Notes is based on the rating of other outstanding series of the Notes.

AltaGas intends to use the net proceeds from the Notes to pay down existing indebtedness including, without limitation, indebtedness under AltaGas’ credit facility, fund working capital, and for general corporate purposes.

A description of how DBRS Morningstar considers ESG factors within the DBRS Morningstar analytical framework can be found in the DBRS Morningstar Criteria: Approach to Environmental, Social, and Governance Risk Factors in Credit Ratings at

All figures are in Canadian dollars unless otherwise noted.

The principal methodologies are Rating Companies in the Regulated Electric, Natural Gas, and Water Utilities Industry (October 27, 2020;, Rating Companies in the Pipeline and Diversified Energy Industry (November 19, 2020;, DBRS Morningstar Criteria: Rating Corporate Holding Companies and Parent/Subsidiary Rating Relationships (November 2, 2020;, and DBRS Morningstar Criteria: Preferred Share and Hybrid Security Criteria for Corporate Issuers (November 2, 2020;, which can be found on under Methodologies & Criteria. Other applicable methodologies include the DBRS Morningstar Criteria: Approach to Environmental, Social, and Governance Risk Factors in Credit Ratings (February 3, 2021;

For more information regarding rating methodologies and Coronavirus Disease (COVID-19), please see the following DBRS Morningstar press release:

The rated entity or its related entities did participate in the rating process for this rating action. DBRS Morningstar had access to the accounts and other relevant internal documents of the rated entity or its related entities in connection with this rating action.

Generally, the conditions that lead to the assignment of a Negative or Positive trend are generally resolved within a 12-month period. DBRS Morningstar trends and ratings are under regular surveillance.

For more information on this credit or on this industry, visit or contact us at [email protected].

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