--- title: "Signature Requirements (USPS)" description: "Add delivery confirmation, recipient verification, and age-restricted signatures to your shipments" url: https://helpcenter.ondeliveri.com/en/articles/20-signature-requirements-usps collection: "Couriers & Rates" updated: 2026-02-07 language: en --- # Signature Requirements (USPS) Add delivery confirmation, recipient verification, and age-restricted signatures to your shipments Signature Requirements allow you to control **how and to whom** a package is delivered. When enabled, USPS will require a signature at delivery and maintain a delivery record for proof of delivery. This feature is ideal for: - High-value shipments - Sensitive or regulated products - Age-restricted items - Orders where delivery confirmation is critical > **Info:** Signature Requirements are optional and can be added per shipment before purchasing a label. * * * ## How to Add a Signature Requirement When creating or editing a shipment: 1. Navigate to additional services on the right side of the page 2. Select **Signature Requirement** 3. Choose the signature type that best fits your shipment 4. Click **Save** and complete label purchase Pricing is shown clearly before you confirm. * * * ## Available Signature Types

Signature Type	Recipient Requirements	Age Verification	Restricted to Named Recipient	Proof of Delivery	Best For
Standard Signature	Anyone at delivery address	No	No	Yes	Basic delivery confirmation, moderate-value shipments
Restricted Standard Signature	Named addressee or authorized agent	No	Yes	Yes	Legal documents, sensitive or high-value shipments
Adult Signature	Any recipient 21+ with valid ID	Yes (21+)	No	Yes	Age-restricted products, regulated goods
Restricted Adult Signature	Named addressee or authorized agent 21+	Yes (21+)	Yes	Yes	Highly regulated or compliance-critical shipments

## When Should I Use Each Signature Type? Use the table below to quickly decide which option is right for your shipment.

If your shipment…	Use this Signature Type	Why
Needs simple proof of delivery	Standard Signature	Confirms delivery with minimal restriction
Must be delivered only to a specific person	Restricted Standard Signature	Prevents acceptance by anyone else
Contains age-restricted items	Adult Signature	Ensures recipient is 21+
Requires both age verification and recipient verification	Restricted Adult Signature	Maximum control and compliance
Is high value but not age-restricted	Restricted Standard Signature	Limits delivery to the intended recipient
Is regulated or compliance-sensitive	Restricted Adult Signature	Meets strict delivery and legal requirements

> **Info:** 💡**Tip** > > If you’re unsure, start with **Standard Signature** for general protection and upgrade to **Restricted** or **Adult** options when compliance, value, or liability increases. > **Warning:** **Note:** **Service-Specific Requirements** > > Some courier services automatically require a signature when insurance is added. > > **Priority Mail Express** shipments with **Insurance** always include a **Standard Signature at no cost**, with optional upgrades available. > > Any Insured order over $500 will also require a **Standard Signature** at no cost, with optional upgrades available. > > Learn more **→** [**Priority Mail Express Insurance & Signature Requirements**](https://helpcenter.ondeliveri.com/en/articles/21-priority-mail-express-insurance-and-signature-requirements.md) ### Standard Signature **What it includes** - Requires a signature at delivery - USPS records the date and time of delivery or attempted delivery - Signature and delivery confirmation are stored electronically by USPS **Recommended for** - Proof of delivery - Moderate-value shipments - General delivery confirmation * * * ### Restricted Standard Signature **What it includes** - All features of Standard Signature - Delivery restricted **only to the named addressee or their authorized agent** - Recipient must be a specific individual **Recommended for** - Legal or sensitive documents - High-value items - Shipments requiring recipient-specific delivery * * * ### Adult Signature **What it includes** - Requires a signature from a recipient **21 years of age or older** - Valid government-issued ID is required - USPS stores electronic delivery and signature records **Recommended for** - Age-restricted products - Regulated goods - Compliance-driven shipments * * * ### Restricted Adult Signature **What it includes** - All Adult Signature requirements - Delivery limited to a **specific named individual or authorized agent** - Recipient must be **21+** - Shipment is returned if age requirements are not met **Recommended for** - Highly regulated shipments - Alcohol or compliance-sensitive products - Maximum delivery control * * * ## Pricing & Billing - Signature Requirement fees are shown **before** label purchase - Fees apply **per shipment** - Pricing varies by signature type and follows USPS rates * * * ## Important Notes - Signature Requirements do **not** guarantee first-attempt delivery - USPS may attempt redelivery or leave a notice if no eligible recipient is available - Signature options must be selected **before** purchasing a label - Availability depends on USPS service class and destination - Some courier services automatically require a signature when insurance is added. Learn more → [Priority Mail Express Insurance & Signature Requirements](https://helpcenter.ondeliveri.com/en/articles/21-priority-mail-express-insurance-and-signature-requirements.md) * * * ## Frequently Asked Questions **Does a signature requirement guarantee my package won’t be lost or stolen?** No, but it significantly reduces delivery risk by enforcing stricter delivery rules. **Can I add or remove a signature requirement after purchasing a label?** No. Signature requirements must be selected before label purchase. **Will USPS leave the package if no one is available?** Generally no. USPS will attempt redelivery or leave a delivery notice. **Where is the signature record stored?** USPS maintains the official delivery and signature record, accessible electronically. * * * ## Related Articles & Suggested Content - [USPS Service Classes Explained](https://helpcenter.ondeliveri.com/en/articles/18-usps-service-classes-explained.md) - [Shipping Insurance vs Signature Requirements](https://helpcenter.ondeliveri.com/en/articles/21-priority-mail-express-insurance-and-signature-requirements.md) - [Adult Signature & Age-Restricted Shipping](https://helpcenter.ondeliveri.com/en/articles/23-adult-signature-and-age-restricted-shipping.md) - [Proof of Delivery: What Merchants Should Know](https://helpcenter.ondeliveri.com/en/articles/24-proof-of-delivery-what-merchants-should-know.md)