AMENDMENT TO PARTICIPATION AGREEMENT AMONG PUTNAM VARIABLE TRUST,

AMENDMENT TO

PARTICIPATION AGREEMENT AMONG

XXXXXX VARIABLE TRUST,

XXXXXX RETAIL MANAGEMENT LIMITED PARTNERSHIP AND PRINCIPAL NATIONAL LIFE INSURANCE COMPANY

THIS AMENDMENT TO PARTICIPATION AGREEMENT (“Amendment”) dated as of March 2nd, 2021, amends the Participation Agreement dated as of November 1, 2011, as amended (the “Agreement”) among PRINCIPAL NATIONAL LIFE INSURANCE COMPANY (“Company”), XXXXXX VARIABLE TRUST (the “Trust”), and XXXXXX RETAIL MANAGEMENT LIMITED PARTNERSHIP (the “Underwriter”). All capitalized terms not otherwise defined in this Amendment, shall have the same meaning as ascribed in the Agreement.

WITNESSETH THAT:

WHEREAS, the parties wish to amend and restate the contract names in schedule A and the available funds in schedule B to the Agreement

NOW, THEREFORE, in consideration of the mutual promises herein, the Company, the Trust, and the Underwriter agree as follows:

1.Schedule A to the Agreement is hereby deleted in its entirety and replaced with the Schedule A attached hereto.

2.Schedule B to the Agreement is hereby deleted in its entirety and replaced with the Schedule B attached hereto.

3.This Amendment shall be effective as of July 1, 2020.

4.In all other respects, the terms of the Agreement shall remain in full force and effect.

Classification: Internal Use

IN WITNESS WHEREOF, the Company, Trust and the Underwriter hereto have caused this Amendment to be executed in their names and on their behalf by their duly authorized representatives hereto as of the date specified above.

PRINCIPAL NATIONAL LIFE INSURANCE COMPANY

By its authorized officer,

By: /s/ Xxxx X. Xxxxx                

Name: Xxxx X. Xxxxx

Title: Asst. Director Product Management

XXXXXX VARIABLE TRUST

By its authorized officer,

By: /s/ Xxxxxxx Xxxxxxx            

Name: Xxxxxxx Xxxxxxx            

Title: Treasurer of the Funds             

XXXXXX RETAIL MANAGEMENT LIMITED PARTNERSHIP

By its authorized officer,

By: /s/ Xxxx Xxxxxxx            

Name: Xxxx Xxxxxxx            

Title: Head of Relationship Management    

Classification: Internal Use

Schedule A

Name of Separate Account			Contracts Funded by Separate Account
Principal National Life Insurance Company			Principal Benefit Variable Universal Life
Separate Account			Principal Benefit Variable Universal Life II
			Principal Executive Variable Universal Life
			Principal Flexible Variable Life
			PrinFlex
			Principal Survivorship Universal Life
			Principal Variable Universal Life Income
			Principal Variable Universal Life Income II
			Principal Variable Universal Life Accumulator
			Principal Variable Universal Life Accumulator II
			Principal Executive Variable Universal Life II
			Principal Variable Universal Life Income III
			Principal Variable Universal Life Income IV
			Principal Executive Variable Universal Life III

Classification: Internal Use

Schedule B

Authorized Funds

All Xxxxxx VT Funds Class IB

Service Fee Payments*

Class IB Shares- 0.25% per annum

*Payments made in accordance with the terms of each Funds then current Prospectus

Classification: Internal Use