Tex. Health and Safety Code § 193.007

(a) A death that occurred more than 10 days but less than one year before the date of an application for registration of death may be recorded on a death certificate and submitted for filing with the local registrar of the registration district in which the death occurred.

(b) To file a record of a death that occurred in this state but was not registered within one year of the date of death, a person shall submit a record of the death to the county probate court in the county in which the death occurred.

(c) The department shall furnish a form for filing records under this section. Records submitted under this section must be on the form furnished by the department. The state registrar may accept a certificate that is verified as provided by this section.

(d) The certificate must be supported by the affidavit of:

(1) the physician last in attendance on the decedent or the funeral director who buried the body; or

(2) if the affidavit of the physician or funeral director cannot be obtained:

(A) any person who was acquainted with the facts surrounding the death when the death occurred; and

(B) another person who was acquainted with the facts surrounding the death but who is not related to the decedent by consanguinity or affinity, as determined under Chapter 573, Government Code.

(e) For each application under this section, the court shall collect a $1 fee. The court retains 50 cents of the fee and the remaining 50 cents is allocated to the clerk of the court for recording the certificate.

(f) Not later than the seventh day after the date on which a certificate is accepted and ordered filed by a court under this section, the clerk of the court shall forward to the vital statistics unit:

(1) the certificate; and

(2) an order from the court that the state registrar accept the certificate.