Exhibit 5.2

30 March 2015

Dear Sirs

XLIT Ltd.

We have acted as counsel as to Cayman Islands law to XLIT Ltd., an exempted company incorporated in the Cayman Islands with limited liability (the “Company”), and XL Group plc, an Irish public limited company (the “Guarantor”), in connection with the offering of the Company’s U.S.$500,000,000 4.450% Subordinated Notes due 2025 and U.S.$500,000,000 5.500% Subordinated Notes due 2045 (collectively, the “Notes”), the payment of principal, premium, if any, and interest on which is fully and unconditionally guaranteed (the “Guarantees” and, together with the Notes, the “Securities”) by the Guarantor, to be issued under a subordinated base indenture dated as of 30 March, 2015 (the “Base Indenture”) and a first supplemental indenture thereto dated as of 30 March, 2015 (the “First Supplemental Indenture” and, together with the Base Indenture, the “Indenture”), each among the Company, the Guarantor and Wells Fargo Bank, National Association, as trustee (the “Trustee”). The prospectus dated 4 November 2014 (the “Base Prospectus”) together with the preliminary prospectus supplement relating to the Securities dated 19 March 2015 is herein called the “Pricing Prospectus” and the Base Prospectus together with the prospectus supplement relating to the Securities dated 24 March 2015 is herein called the “Final Prospectus”.

We have reviewed originals, copies, drafts or conformed copies of the following documents:

The following opinions are given only as to, and based on, circumstances and matters of fact existing and known to us on the date of this opinion letter. These opinions only relate to the laws of the Cayman Islands which are in force on the date of this opinion letter. In giving the following opinions, we have relied (without further verification) upon the completeness and accuracy of the Director’s Certificate and the Certificate of Good Standing. We have also relied upon the following assumptions, which we have not independently verified:

Based upon, and subject to, the foregoing assumptions and the qualifications set out below, and having regard to such legal considerations as we deem relevant, we are of the opinion that:

The opinions expressed above are subject to the following qualifications:

We hereby consent to the filing of this opinion as an exhibit to a Current Report on Form 8-K that will be incorporated by reference into the registration statement on Form S-3 (No. 333-199842). In providing our consent, we do not thereby admit that we are in the category of persons whose consent is required under Section 7 of the Securities Act of 1933, as amended, or the Rules and Regulations of the Securities and Exchange Commission thereunder.

We express no view as to the commercial terms of the Transaction Documents or the Notes or whether such terms represent the intentions of the parties and make no comment with regard to warranties or representations that may be made by the Company.

The opinions in this opinion letter are strictly limited to the matters contained in the opinions section above and do not extend to any other matters. We have not been asked to review and we therefore have not reviewed any of the ancillary documents relating to the Transaction Documents and express no opinion or observation upon the terms of any such document.

This opinion letter may be relied upon by Skadden, Arps, Slate, Meagher & Flom LLP for the purposes solely of any legal opinion that they may be required to give with respect to the transactions contemplated by the Transaction Documents.

Yours faithfully

/s/ Maples and Calder

First Schedule

Addressees

XL House

8 St. Stephen’s Green

Dublin 2

Ireland

XL House

8 St. Stephen’s Green

Dublin 2

Ireland

Second Schedule

Transaction Documents