8-K

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of

The Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): May 4, 2007

RLI Corp.

(Exact name of registrant as specified in its charter)

Illinois	001-09463	37-0889946
(State or other jurisdiction	(Commission	(IRS Employer
of incorporation)	File Number)	Identification No.)
9025 North Lindbergh Drive, Peoria, IL		61615
(Address of principal executive offices)		(Zip Code)

Registrant’s telephone number, including area code: (309) 692-1000

Not applicable

(Former name or former address, if changed since last report.)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

o Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

o Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

o Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

o Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Item 8.01  Other Events.

On May 4, 2007, RLI Corp. announced that A.M. Best Company reaffirmed its A+ (Superior) rating for RLI’s principal insurance subsidiaries.

Furnished as Exhibit 99.1 and incorporated herein by reference is the press release issued by RLI Corp.

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits

Exhibit No.	Description
99.1	Press Release dated May 4, 2007.
	This Exhibit is furnished pursuant to Item 8.01 hereof and should not be deemed to be “filed” under the Securities Exchange Act of 1934.

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

	RLI CORP.
Date: May 4, 2007	By:	/s/ Daniel O. Kennedy
	Daniel O. Kennedy
	Vice President and General Counsel

EXHIBIT INDEX

Exhibit No.	Exhibit
99.1	Press Release dated May 4, 2007
	This Exhibit is furnished pursuant to Item 8.01 hereof and should not be deemed to be “filed” under the Securities Exchange Act of 1934.

EX-99.1

Exhibit 99.1

FOR IMMEDIATE RELEASE

CONTACT: John Robison

(309) 693-5846

John_Robison@rlicorp.com

www.rlicorp.com

RLI’s A+ (Superior) rating reaffirmed by A. M. Best

PEORIA, ILLINOIS, May 4, 2007, RLI Corp. (NYSE:RLI) — Financial rating agency A. M. Best Company yesterday reaffirmed its A+ (Superior) financial strength rating for RLI’s principal insurance subsidiaries RLI Insurance Company, Mt. Hawley Insurance Company and RLI Indemnity Company.

In its release, the rating agency cited “RLI’s superior capitalization, outstanding long-term profitability and financial flexibility” and the insurer’s “ability to generate strong operating results through strict underwriting discipline and rate adequacy.”

RLI, a specialty insurance company, offers a diversified portfolio of property and casualty coverages and surety bonds serving “niche” or underserved markets.  RLI operates in all 50 states from 25 office locations.  The company’s talented associates have delivered underwriting profits in 26 of the last 30 years, including the last 11.  RLI’s insurance subsidiaries — RLI Insurance Company, Mt. Hawley Insurance Company and RLI Indemnity Company — are rated A+ (Superior) by A.M. Best Company and A+ (Strong) by Standard & Poor’s.

For additional information, contact Treasurer John Robison at (309) 693-5846 or at john_robison@rlicorp.com or visit our website at www.rlicorp.com.

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