Держите, у нас даже закон есть о роуминге, кем надо подписан https://ru.m.wikipedia.org/wiki/%D0%A4%D0%B5%D0%B4%D0%B5%D1%80%D0%B0%D0%BB%D1%8C%D0%BD%D1%8B%D0%B9_%D0%B7%D0%B0%D0%BA%D0%BE%D0%BD_%E2%84%96_527_(%D0%9E%D0%B1_%D0%BE%D1%82%D0%BC%D0%B5%D0%BD%D0%B5_%D0%B2%D0%BD%D1%83%D1%82%D1%80%D0%B8%D1%80%D0%BE%D1%81%D1%81%D0%B8%D0%B9%D1%81%D0%BA%D0%BE%D0%B3%D0%BE_%D1%80%D0%BE%D1%83%D0%BC%D0%B8%D0%BD%D0%B3%D0%B0)