Federal Rules of Civil Procedure (FRCP): Rule 4 of FRCP governs service of process in federal courts, including proper service methods and time limits for service. This is a fundamental consideration for any affidavit of service.

State-Specific Civil Procedure Rules: Each state maintains its own distinct rules regarding service of process, with varying requirements by jurisdiction and potentially mandated state-specific forms.

Due Process Requirements: Based on the 14th Amendment of the U.S. Constitution, ensuring proper notice to defendants and meeting constitutional requirements for service of process.

Notary Public Laws: State-specific requirements for notarization, including proper notary acknowledgment format and procedures for executing sworn statements.

Process Server Regulations: State-specific licensing requirements for process servers, including restrictions on who can serve legal documents and minimum age requirements (typically 18 or older).

Electronic Service Rules: Modern provisions governing electronic service of documents, including state-specific requirements for e-service and alternative service methods.

International Service Rules: Requirements under the Hague Convention, international service protocols, and treaty obligations when service involves international parties.