Generally speaking, glasses cannot be claimed as an allowable business expense. HM Revenue & Customs rules state that they will only allow expenses that are deemed to be wholly and exclusively for the business and necessarily incurred in the performance of your duties.owever, if a prescription is required for glasses that are solely to be used for business purposes and evidence can be provided that they are not used elsewhere, then the purchase of glasses can be justified as an allowable business expense. The Expert was Mark Denton, an accountant at inniAccounts.
That could make defending the nation and paying the government's bills even tougher to do in the future. [PHOTOS: The 10th Anniversary of the Iraq War] The Iraq and Afghanistan wars will together cost $4 to $6 trillion, according a new study from Harvard University's Kennedy School.
On Thursday, the Pentagon estimated the cost of U.S. military operations in Iraq and Syria to be roughly $7 million to $10 million per day -- or about $210 million to $300 million per month. Earlier administration estimates, which covered operations in Iraq but not Syria, had put the cost at about $7.5 million per day.