Regarding the formal diet, you need to be on the exclusion diet for 8 weeks before attempting to reintroduce foods. This takes about one year to do properly. You will still experience unexplained flare ups. I would not suggest attempting the fodmap diet in the UK without speaking to a nutritionist first. You will need a go referral.
The AMT is the excess of the tentative minimum tax over the regular tax. Thus, the AMT is owed only if the tentative minimum tax is greater than the regular tax. The tentative minimum tax is figured separately from the regular tax. In general, compute the tentative minimum tax by:
3. Under the AMT, a portion of your income may be exempt from tax. For the 2013 tax year, the exemption amounts will be $80,800 for married joint filers and $51,900 for unmarried individuals, but the exemption is subject to phase-out based on income. If you have certain private activity bonds that are not exempt from the AMT, they pay a slightly higher rate of interest to compensate for the lack of exemption. 2  Therefore, if you are subject to the AMT, you'll have to include interest from these bonds as part of your taxable income.