An attestation is the act of witnessing a person's signing of an instrument by a subscribing witness. The witness signs at the end of the attestation, in which the witness certifies that the instrument was executed in the witness's presence.
Texas Government Code Section 406.016 and Texas Civil Practices and Remedies Code Section 121.006 provide for the attestation of various instruments, either by a notary to identify as valid the signature of another public official or corporate officers to the instrument in question. Corporate officers have the power to attest signature of members of that corporation under general law.
Form of attestation in a corporation instrument:
ABC, a ______ corporation