One Stop Shop for Income tax, Accounting and Legal Services. Do you want to get your Will or Power of Attorney prepared or receive any other legal services such as notarial services, attestation of documents or seek expert legal opinion? NACTAX retains the services of some qualified legal experts to serve our clients who need legal opinions on financial and corporate matters., as well as those who need to have Wills and Powers of Attorneys prepared, contracts drafted, documents attestations, and notarial services (such as notarizing documents) along with immigration services.