Good idea to document determination. - Particularly if you conclude you are not subject to the rule. - Not a rule requirement. See Section 2.4 of SPCC guidance document. http://www.epa.gov/emergencies/docs/oil/spcc/guidance/2_Applicability.pdf.
The age of consent is eighteen. With parental consent, parties can marry at age seventeen with the exception that if one party does not have a parent who resides in the state and one party has been a resident in Oregon for at least six months, then no permission is necessary.
The following information was taken directly from the South Carolina legislative website at http://www.scstatehouse.net/code/statmast.htm. SC CONSTITUTION SECTION 33. Age of consent. â No unmarried woman shall legally consent to sexual intercourse who shall not have attained the age of fourteen years. (1999 Act No. 3, Section 1, eff February 16, 1999)