Press Release

DBRS Morningstar Discontinues Ratings on Castell 2017-1 PLC

RMBS
July 30, 2020

DBRS Ratings Limited (DBRS Morningstar) discontinued its ratings on the Class A Notes, Class B Notes, Class C Notes, Class D Notes, Class E Notes, and Class F Notes (together, the Rated Notes) issued by Castell 2017-1 PLC.

The discontinuation reflects the payment in full of the Rated Notes on 27 July 2020. The ratings and remaining balances of the Rated Notes before the payment in full were as follows:

Class A Notes at AAA (sf), GBP 29,240,040.87
Class B Notes at AAA (sf), GBP 12,542,000.00
Class C Notes at AAA (sf), GBP 15,051,000.00
Class D Notes at A (high) (sf), GBP 11,288,000.00
Class E Notes at BBB (sf), GBP 9,382,000.00
Class F Notes at BB (high) (sf), GBP 8,279,000.00.

For more information regarding rating methodologies and Coronavirus Disease (COVID-19), please see the following DBRS Morningstar press release: https://www.dbrsmorningstar.com/research/357883.

For more information regarding structured finance rating methodologies and Coronavirus Disease (COVID-19),
please see the following DBRS Morningstar press release:
https://www.dbrsmorningstar.com/research/358308.

ESG CONSIDERATIONS
A description of how DBRS Morningstar considers ESG factors within the DBRS Morningstar analytical framework and its methodologies can be found at: https://www.dbrsmorningstar.com/research/357792.

Notes:
All figures are in British pound sterling unless otherwise noted.

The principal methodology applicable to the rating is the “Master European Structured Finance Surveillance Methodology” (22 April 2020).

In DBRS Morningstar’s opinion, a discontinued-repaid rating action does not warrant the application of the entire principal methodology, as the bond has been repaid in full.

Other methodologies referenced in this transaction are listed at the end of this press release.
These may be found at: https://www.dbrsmorningstar.com/about/methodologies.

For a more detailed discussion of the sovereign risk impact on Structured Finance ratings, please refer to “Appendix C: The Impact of Sovereign Ratings on Other DBRS Credit Ratings” of the “Global Methodology for Rating Sovereign Governments” at: https://www.dbrsmorningstar.com/research/364527/global-methodology-for-rating-sovereign-governments.

The sources of data and information used for these ratings include investor reports provided by Citibank N.A., London Branch.

DBRS Morningstar did not rely upon third-party due diligence in order to conduct its analysis.

At the time of the initial ratings, DBRS Morningstar was supplied with third-party assessments. However, this did not impact the rating analysis.

DBRS Morningstar considers the data and information available to it for the purposes of providing these ratings to be of satisfactory quality.

DBRS Morningstar does not audit or independently verify the data or information it receives in connection with the rating process.

The last rating actions on this transaction took place on 3 July 2020, when DBRS Morningstar confirmed and upgraded the following ratings on the notes issued by Castell 2017-1 PLC:

-- Class A Notes confirmed at AAA (sf)
-- Class B Notes confirmed at AAA (sf)
-- Class C Notes upgraded to AAA (sf) from AA (low) (sf)
-- Class D Notes upgraded to A (high) (sf) from A (low) (sf)
-- Class E Notes upgraded to BBB (sf) from BBB (low) (sf)
-- Class F Notes upgraded to BB (high) (sf) from BB (sf)

Information regarding DBRS Morningstar ratings, including definitions, policies, and methodologies is available on www.dbrsmorningstar.com.

As this is a discontinued-repaid rating action, sensitivity analysis is not applicable.

For further information on DBRS Morningstar historical default rates published by the European Securities and Markets Authority (ESMA) in a central repository, see:
https://cerep.esma.europa.eu/cerep-web/statistics/defaults.xhtml.

Ratings assigned by DBRS Ratings Limited are subject to EU and U.S. regulations only.

Lead Analyst: Andrew Lynch, Vice President
Rating Committee Chair: Alfonso Candelas, Senior Vice President
Initial Rating Date: 21 June 2017

DBRS Ratings Limited
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Tel. +44 (0) 20 7855 6600

Registered and incorporated under the laws of England and Wales: Company No. 7139960.

The rating methodologies used in the analysis of this transaction can be found at: https://www.dbrsmorningstar.com/about/methodologies.

-- Legal Criteria for European Structured Finance Transactions (11 September 2019)
https://www.dbrsmorningstar.com/research/350234/legal-criteria-for-european-structured-finance-transactions.
-- Master European Structured Finance Surveillance Methodology (22 April 2020)
https://www.dbrsmorningstar.com/research/359884/master-european-structured-finance-surveillance-methodology.
-- Operational Risk Assessment for European Structured Finance Servicers (28 February 2020), https://www.dbrsmorningstar.com/research/357429/operational-risk-assessment-for-european-structured-finance-servicers.
-- European RMBS Insight Methodology (2 April 2020) and European RMBS Insight Model 4.2.2.0, https://www.dbrsmorningstar.com/research/359194/dbrs-morningstar-publishes-updated-european-rmbs-insight-methodology
-- European RMBS Insight: U.K. Addendum (8 November 2019)
https://www.dbrsmorningstar.com/research/352573/european-rmbs-insight-uk-addendum.
-- Interest Rate Stresses for European Structured Finance Transactions (10 October 2019)
https://www.dbrsmorningstar.com/research/351557/interest-rate-stresses-for-european-structured-finance-transactions.
-- Derivative Criteria for European Structured Finance Transactions (26 September 2019)
https://www.dbrsmorningstar.com/research/350907/derivative-criteria-for-european-structured-finance-transactions.

A description of how DBRS Morningstar analyses structured finance transactions and how the methodologies are collectively applied can be found at: https://www.dbrsmorningstar.com/research/278375.

For more information on this credit or on this industry, visit www.dbrsmorningstar.com or contact us at info@dbrsmorningstar.com.

ALL MORNINGSTAR DBRS RATINGS ARE SUBJECT TO DISCLAIMERS AND CERTAIN LIMITATIONS. PLEASE READ THESE DISCLAIMERS AND LIMITATIONS AND ADDITIONAL INFORMATION REGARDING MORNINGSTAR DBRS RATINGS, INCLUDING DEFINITIONS, POLICIES, RATING SCALES AND METHODOLOGIES.