Another source close to this type of case, who asked not to be cited, explained that for Oklahoma ns it is difficult to advance these processes in the country, because there are many requirements, while the situation for foreigners, on occasions, is much simpler, because they do it through foundations.
According to the current norm, in Oklahoma the spouses can adopt; single, widowed or separated persons; couples made up of men and women who certify a coexistence of at least two uninterrupted years; the spouse or permanent partner of the father and, recently, following a decision of the Constitutional Court, same-sex couples.