Versions of Indiana Code 29-1-21-4. Attestation; electronic signature; self-proving clause; affidavit of compliance on LawServer 2023 Indiana Code 29-1-21-4. Attestation; electronic signature; self-proving clause; affidavit of compliance 2022 Indiana Code 29-1-21-4. Attestation; electronic signature; self-proving clause; affidavit of compliance 2021 Indiana Code 29-1-21-4. Attestation; electronic signature; self-proving clause; affidavit of compliance 2020 Indiana Code 29-1-21-4. Attestation; electronic signature; self proving clause 2019 Indiana Code 29-1-21-4. Attestation; electronic signature; self proving clause 2018 Indiana Code 29-1-21-4. Attestation; electronic signature; self proving clause