Exhibit 24 GENWORTH LIFE AND ANNUITY INSURANCE COMPANY LIMITED POWER OF ATTORNEY NAMED REGISTRATION STATEMENTS FILED WITH THE SECURITIES AND EXCHANGE COMMISSION ON FORM N-4, FORM N-6, FORM S-1 AND FORM S-3 The undersigned directors and officers of Genworth Life and Annuity Insurance Company, a Virginia corporation (the "Company"), hereby nominate and appoint Dennis R. Vigneau, Matthew P. Sharpe, Geoffrey S. Stiff, Paul A. Haley and Heather C. Harker, with full power to each of them to act in his or her name and in place of any and all capacities, to execute on behalf of the officers and directors of Company the following Registration Statements on Form N-4 and Form N-6 under the Securities Act of 1933 and the Investment Company Act of 1940, as well as Form S-1 and S-3 filed under the Securities Act of 1933 and to file any amendments and correspondence as such individuals deem necessary with the United States Securities and Exchange Commission: 1. variable annuity contracts filed on Form N-4 (SEC File Nos. 033-17428, 033-76336, 033-76334, 333-62695, 333-63531, 333-96513, 333-31172, 333-47732, 333-67904, 333-133425, 333-134457, 333-138258 and 333-140575); 2. variable life insurance policies filed on Form N-6 (SEC File Nos. 333-72572, 333-111213, 333-111440, 033-09651, 333-32071, 333-40820, 333-41031, 333-82311, and 333-111208) 3. guaranteed term option and market value adjustment annuity contracts filed on Form S-1 (SEC File Nos. 333-67902, 333-69620, 333-69786); and 4. secured medium-term notes on Form S-3 (SEC File No. 333-128718). The above-named officers shall also have authority to file with the Securities and Exchange Commission all such pre-effective amendments, post-effective amendments, supplements, applications for exemption and other filings, submissions and communications relating to the above-named registration statements and applicable separate accounts, as well as authority to do and to perform each and every act necessary and/or appropriate as fully and with all intents and purposes as the Company itself and the undersigned officers and directors might or could do. The delegation of authority contained in this Limited Power of Attorney shall supercede all previous powers given by the directors and officers of the Company with respect to the above-named registration statements for the purposes described herein and shall continue in full force and effect until this Limited Power of Attorney is amended or rescinded or superceded by further action of the officers and directors of the Company. IN WITNESS WHEREOF, the undersigned in their capacity as directors and as the President, Chief Financial Officer and Controller of the Company have caused this Limited Power of Attorney to be executed in their respective name for the specified purpose described above as of March 19, 2007. (SIGNATURES ON FOLLOWING PAGE) GENWORTH LIFE AND ANNUITY INSURANCE COMPANY By: /s/ Pamela S. Schutz ---------------------------- Pamela S. Schutz Chairperson of the Board, President and Chief Executive Officer By: /s/ William C. Goings, II ---------------------------- William C. Goings, II Director and Senior Vice President By: /s/ Paul A. Haley ---------------------------- Paul A. Haley Director and Senior Vice President and Chief Actuary By: /s/ Scott R. Lindquist ---------------------------- Scott R. Lindquist Director and Vice President By: /s/ Victor C. Moses ---------------------------- Victor C. Moses Director and Vice President By: /s/ Leon E. Roday ---------------------------- Leon E. Roday Director and Senior Vice President By: /s/ Geoffrey S. Stiff ---------------------------- Geoffrey S. Stiff Director and Senior Vice President By: /s/ Dennis R. Vigneau ---------------------------- Dennis R. Vigneau Senior Vice President and Chief Financial Officer By: /s/ John A. Zelinske ---------------------------- John A. Zelinske Vice President and Controller