individual mandate, employer mandate issues and exemptions for some and not for others, that feeds into that public perception. it is not fair and not treating everybody the same way. >> reporter: cord together congressional budget office six million americans will pay a penalty next year for failing to have insurance. gregg. gregg: if native americans don't have to sign up, how do they get health care? >> they already receive free health care through the 4 billion-dollar a year, taxpayer-funded indian health service which operates hospitals and clinics across the country. under obamacare many will receive subsidies to buy private insurance through the state exchanges. >> i believe the exemption gives them an option. i believe that if american indians choose to participate, and purchase insurance on their own, that that certainly is an option they're allowed to exercise but not required. >> reporter: so the individual mandate is not a mandate for everyone. the exemptions, the subsidies