Clean should always be the default, while dirty is the defined term, the aberration.
Rhode Island
Adult adoptees in Rhode Island have unrestricted access to their own original birth certificates. You must be 25 years of age to request an OBC.
Oregon
Adoptees in Oregon who are at least 21 years of age have an unrestricted right to access their original birth certificates. A birth parent may file a contact preference form but it has no effect or restriction on the right of adult adoptees to receive their OBCs.
New Hampshire
New Hampshire law gives adoptees who are at least 18 years of age unrestricted access to their own original birth certificates. The state also allows birth parents to file a contact preference form and/or health history questionnaire, neither of which will restrict the right of adult adoptees to obtain their OBCs.
Maine
Adult adoptees in Maine have unrestricted access to their own original birth certificates. Adoptees must be 18 years of age before requesting their OBCs. Maine allows a birth parent to file a contact preference and medical history form, which is attached to the original birth certificate.
Kansas
Adult adoptees in Kansas have always had unrestricted access to their own original birth certificates. Court records in adoption proceedings are also available to adoptees upon request.
Colorado
After years of legislation that has often been confusing and included birthparent vetoes, it is believed that Colorado now provides adult adoptees with unrestricted access to their original birth certificates through the Colorado Department of Health and Environment.
Alaska
Alaska provides adult adoptees with unrestricted access to their original birth certificates. The adoptee must be 18 years of age in order to request a non-certified copy of the original birth certificate.
Alabama
Alabama law provides adult adoptees with unrestricted rights to their own original birth certificates, beginning at age 19. This law restored a right that had existed until 1991.
Hawaii
Adult adoptees in Hawaii have unrestricted access to their court adoption records, which typically include original birth certificates. Access to the court record is provided upon request to an adoptee who is 18 years of age or older.