No. It is a volunteering position that requires a significant financial and time commitment.  It is advisable that the candidates running for these positions are able to self-fund themselves. This will ensure autonomy, so the candidates do not have to be beholden to someone or some organizations that offer to help pay for the expenses.  

Three people from each state represent the state at the RNC. It  would be the State Party Chair, the RNC National Committeeman, and the RNC National Committeewoman. 

The role of the National Committeewoman is to be a liaison between their state and the Republican National Committee.

Yes, the role requires each member to travel to four national conferences per year. There is no salary associated with this position, so the expenses for travel, accommodation and the rest have to be covered out-of-pocket. There is an unwritten expectation that the RNC National Committeewoman will have to spend anywhere from $15,000 - $25,000 of her own money in order to fulfill her oblation to this role.

Although it is not a requirement, a serious candidate would strive to help the state party and the candidates within the state to raise the funds required to win.