Exhibit 99.28(d)(xii)

Expense Limitation Agreement

This Expense Limitation Agreement (the “Agreement”) is made and entered into this 1^st day of March, 2016 between Lord, Abbett & Co. LLC (“Lord Abbett”) and Lord Abbett Securities Trust (the “Trust”) with respect to Lord Abbett International Core Equity Fund (“International Core Equity Fund”), Lord Abbett International Dividend Income Fund (“International Dividend Income Fund”), and Lord Abbett Growth Leaders Fund (“Growth Leaders Fund”) (each, a “Fund”).

In consideration of good and valuable consideration, receipt of which is hereby acknowledged, it is agreed as follows:

1. With respect to International Core Equity Fund, Lord Abbett agrees for the time period set forth in paragraph 5 below to waive all or a portion of its management and administrative services fees and reimburse the Fund’s other expenses to the extent necessary to limit total net annual operating expenses, excluding 12b-1 fees and any acquired fund fees and expenses, to an annual rate of 0.87% for Classes A, B, C, P, R2, R3, R4, and R5 and to an annual rate of 0.77% for Classes F and I. For the same period, Lord Abbett agrees to waive all or a portion of its management and administrative services fees and reimburse the Fund’s other expenses to the extent necessary to limit total net annual operating expenses, excluding any acquired fund fees and expenses, to an annual rate of 0.70% for Class R6.

2. With respect to International Dividend Income Fund, Lord Abbett agrees for the time period set forth in paragraph 5 below to waive all or a portion of its management and administrative services fees and reimburse the Fund’s other expenses to the extent necessary to limit total net annual operating expenses, excluding 12b-1 fees and any acquired fund fees and expenses, to an annual rate of 0.87% for Classes A, B, C, P, R2, R3, R4, and R5 and to an annual rate of 0.81% for Classes F and I. For the same period, Lord Abbett agrees to waive all or a portion of its management and administrative services fees and reimburse the Fund’s other expenses to the extent necessary to limit total net annual operating expenses, excluding any acquired fund fees and expenses, to an annual rate of 0.80% for Class R6.

3. With respect to Growth Leaders Fund, Lord Abbett agrees for the time period set forth in paragraph 5 below to waive all or a portion of its management and administrative services fees and reimburse the Fund’s other expenses to the extent necessary to limit total net annual operating expenses, excluding 12b-1 fees and any acquired fund fees and expenses, to an annual rate of 0.60% for each class other than Class R6. For the same period, Lord Abbett agrees to waive all or a portion of its management and administrative services fees and

reimburse the Fund’s other expenses to the extent necessary to limit total net annual operating expenses, excluding any acquired fund fees and expenses, to an annual rate of 0.50% for Class R6.

4. To limit each Fund’s total net annual operating expenses as specified above, Lord Abbett will waive the same amount of management and administrative services fees for each share class, but may reimburse different amounts of shareholder servicing expenses for each share class in its sole discretion.

5. This Agreement will be effective from March 1, 2016 through February 28, 2017. This Agreement may be terminated only by the Board of Trustees of the Trust upon written notice to Lord Abbett.

IN WITNESS WHEREOF, Lord Abbett and the Trust have caused this Agreement to be executed by a duly authorized member and officer, respectively, to become effective as of the day and year first above written.

Lord Abbett Securities Trust
By:	/s/ Brooke A. Fapohunda
	Brooke A. Fapohunda
	Vice President and Assistant Secretary
Lord, Abbett & Co. llc
By:	/s/ Lawrence H. Kaplan
	Lawrence H. Kaplan
	Member and General Counsel

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