; or (ii) subject the licensee to a civil penalty of not more than $2,500. (B) With respect to each violation of section 923(m)(4) the Attorney General shall, after notice and opportunity for hearing— (i) suspend for not more than 6 months, or revoke, the license under which the firearms transfer involved was conducted; or (ii) subject the licensee to a civil penalty of not more than $10,000. . 5. Effective date The amendments made by this Act shall take effect 90 days after the date of the enactment of this Act.