v3.26.1
N-4
Mar. 27, 2026
Prospectus:  
Document Type N-4
Entity Registrant Name Nationwide Variable Account-15
Entity Central Index Key 0001755596
Entity Investment Company Type N-4
Document Period End Date Mar. 27, 2026
Amendment Flag false
Nationwide Advisory Retirement Income Annuity  
Item 17. Investment Options [Line Items]  
Investment Options (N-4) [Text Block] The Board of Trustees of the fund approved the merger of Legg Mason Partners Variable Equity Trust - ClearBridge Variable Large Cap Growth Portfolio: Class I into Lincoln Variable Insurance Products Trust - LVIP ClearBridge Large Cap Growth Fund: Standard Class. Subject to shareholder approval, the merger will be effective on or about April 24, 2026 (the "Effective Date").As of the Effective Date, the following changes apply to the contract:the Target Fund will no longer be available to receive transfers or new purchase payments;the Target Fund will transfer all or substantially all of its assets to the Acquiring Fund in exchange for shares of the Acquiring Fund; andthe Acquiring Fund will assume all liabilities of the Target Fund.Accordingly, the following changes apply to the prospectus:(1) Appendix A is amended to add the following:*This underlying mutual fund’s current expenses reflect a temporary fee reduction.
Type
Underlying Mutual Fund and Adviser/
Subadviser
Current
Expenses
Low Cost
Fund
Fee1
Current
Expenses +
Low Cost
Fund
Fee
Average Annual
Total Returns
(as of 12/31/2025)
1
year
5
year
10
year
Equity
Lincoln Variable Insurance Products Trust - LVIP
ClearBridge Large Cap Growth Fund: Standard Class
This underlying mutual fund is only available in contracts for
which good order applications were received before April 24,
2026
Investment Advisor: Lincoln Financial Investments Corporation
Sub-Advisor: ClearBridge Investments, LLC
0.74%
0.00%
0.74%
8.62%
10.57%
14.46%
*This underlying mutual fund’s current expenses reflect a temporary fee reduction.1Reflects the current Low Cost Fund Fee. The maximum Low Cost Fund Fee applicable for any Sub-Account is 0.70%.
Variable Option [Line Items]  
Portfolio Companies [Table Text Block]
Type
Underlying Mutual Fund and Adviser/
Subadviser
Current
Expenses
Low Cost
Fund
Fee1
Current
Expenses +
Low Cost
Fund
Fee
Average Annual
Total Returns
(as of 12/31/2025)
1
year
5
year
10
year
Equity
Lincoln Variable Insurance Products Trust - LVIP
ClearBridge Large Cap Growth Fund: Standard Class
This underlying mutual fund is only available in contracts for
which good order applications were received before April 24,
2026
Investment Advisor: Lincoln Financial Investments Corporation
Sub-Advisor: ClearBridge Investments, LLC
0.74%
0.00%
0.74%
8.62%
10.57%
14.46%
Temporary Fee Reductions, Current Expenses [Text Block] This underlying mutual fund’s current expenses reflect a temporary fee reduction.
Nationwide Advisory Retirement Income Annuity | Lincoln Variable Insurance Products Trust - LVIP ClearBridge Dividend Strategy Fund Standard Class  
Variable Option [Line Items]  
Current Expenses [Percent] 0.74%
Platform Charge [Percent] 0.00%
Current Expenses + Platform Charge [Percent] 0.74%
Average Annual Total Returns, 1 Year [Percent] 8.62%
Average Annual Total Returns, 5 Years [Percent] 10.57%
Average Annual Total Returns, 10 Years [Percent] 14.46%
Nationwide Advisory Retirement Income Annuity | Lincoln Variable Insurance Products Trust - LVIP ClearBridge Large Cap Growth Fund Standard Class  
Variable Option [Line Items]  
Portfolio Company Objective [Text Block] Equity
Portfolio Company Name [Text Block] Lincoln Variable Insurance Products Trust - LVIP ClearBridge Large Cap Growth Fund: Standard Class
Portfolio Company Adviser [Text Block] Lincoln Financial Investments Corporation
Portfolio Company Subadviser [Text Block] ClearBridge Investments, LLC
Nationwide Advisory Retirement Income Annuity - New York  
Item 17. Investment Options [Line Items]  
Investment Options (N-4) [Text Block] The Board of Trustees of the fund approved the merger of Legg Mason Partners Variable Equity Trust - ClearBridge Variable Large Cap Growth Portfolio: Class I into Lincoln Variable Insurance Products Trust - LVIP ClearBridge Large Cap Growth Fund: Standard Class. Subject to shareholder approval, the merger will be effective on or about April 24, 2026 (the "Effective Date").As of the Effective Date, the following changes apply to the contract:the Target Fund will no longer be available to receive transfers or new purchase payments;the Target Fund will transfer all or substantially all of its assets to the Acquiring Fund in exchange for shares of the Acquiring Fund; andthe Acquiring Fund will assume all liabilities of the Target Fund.Accordingly, the following changes apply to the prospectus:(1) Appendix A is amended to add the following:*This underlying mutual fund’s current expenses reflect a temporary fee reduction.
Type
Underlying Mutual Fund and Adviser/
Subadviser
Current
Expenses
Low Cost
Fund
Fee1
Current
Expenses +
Low Cost
Fund
Fee
Average Annual
Total Returns
(as of 12/31/2025)
1
year
5
year
10
year
Equity
Lincoln Variable Insurance Products Trust - LVIP
ClearBridge Large Cap Growth Fund: Standard Class
This underlying mutual fund is only available in contracts for
which good order applications were received before April 24,
2026
Investment Advisor: Lincoln Financial Investments Corporation
Sub-Advisor: ClearBridge Investments, LLC
0.74%
0.00%
0.74%
8.62%
10.57%
14.46%
*This underlying mutual fund’s current expenses reflect a temporary fee reduction.1Reflects the current Low Cost Fund Fee. The maximum Low Cost Fund Fee applicable for any Sub-Account is 0.70%.
Variable Option [Line Items]  
Portfolio Companies [Table Text Block]
Type
Underlying Mutual Fund and Adviser/
Subadviser
Current
Expenses
Low Cost
Fund
Fee1
Current
Expenses +
Low Cost
Fund
Fee
Average Annual
Total Returns
(as of 12/31/2025)
1
year
5
year
10
year
Equity
Lincoln Variable Insurance Products Trust - LVIP
ClearBridge Large Cap Growth Fund: Standard Class
This underlying mutual fund is only available in contracts for
which good order applications were received before April 24,
2026
Investment Advisor: Lincoln Financial Investments Corporation
Sub-Advisor: ClearBridge Investments, LLC
0.74%
0.00%
0.74%
8.62%
10.57%
14.46%
Temporary Fee Reductions, Current Expenses [Text Block] This underlying mutual fund’s current expenses reflect a temporary fee reduction.
Nationwide Advisory Retirement Income Annuity - New York | Lincoln Variable Insurance Products Trust - LVIP ClearBridge Dividend Strategy Fund Standard Class  
Variable Option [Line Items]  
Current Expenses [Percent] 0.74%
Platform Charge [Percent] 0.00%
Current Expenses + Platform Charge [Percent] 0.74%
Average Annual Total Returns, 1 Year [Percent] 8.62%
Average Annual Total Returns, 5 Years [Percent] 10.57%
Average Annual Total Returns, 10 Years [Percent] 14.46%
Nationwide Advisory Retirement Income Annuity - New York | Lincoln Variable Insurance Products Trust - LVIP ClearBridge Large Cap Growth Fund Standard Class  
Variable Option [Line Items]  
Portfolio Company Objective [Text Block] Equity
Portfolio Company Name [Text Block] Lincoln Variable Insurance Products Trust - LVIP ClearBridge Large Cap Growth Fund: Standard Class
Portfolio Company Adviser [Text Block] Lincoln Financial Investments Corporation
Portfolio Company Subadviser [Text Block] ClearBridge Investments, LLC