Addendum to Management Agreement between Lord Abbett Municipal Income Fund, Inc. and Lord, Abbett & Co. LLC Dated: September 28, 2021(the “Agreement”)

Exhibit 99.(d)(x)

Addendum to Management Agreement between

Lord Xxxxxx Municipal Income Fund, Inc.

and

Lord, Xxxxxx & Co. LLC

Dated: September 28, 2021(the “Agreement”)

Lord, Xxxxxx & Co. LLC (“Lord Xxxxxx”) and Lord Xxxxxx Municipal Income Fund, Inc., on behalf of the Lord Xxxxxx Sustainable Municipal Bond Fund (referred to in this Addendum as the “Fund”), do hereby agree that, effective as of the Fund’s commencement of operations, the annual management fee rate for the Fund with respect to paragraph 2 of the Agreement shall be as follows:

0.32% on the first $1 billion of average daily net assets; and

0.29% on average daily net assets over $1 billion.

For purposes of Section 15 (a) of the Investment Company Act of 1940, as amended, this Addendum and the Agreement shall together constitute the investment advisory contract of the Fund.

	Lord Xxxxxx municipal income fund, inc.
	By:	/s/ Xxxx X. Xxxxxxxxxx
		Xxxx X. Xxxxxxxxxx
		Vice President and Assistant Secretary
	Lord, Xxxxxx & Co. LLC
	By:	/s/ Xxxxxxxx X. Xxxxxxx
		Xxxxxxxx X. Xxxxxxx
		Member and General Counsel