The below language is from Section 1421 (the part about the tax credit for insurance premiums) of the Health Reform Bill and describes the "contribution arrangement" an employer must use in order to qualify for the Small Business Health Care Tax Credit in tax years 2014 and beyond:

(d)(4) CONTRIBUTION ARRANGEMENT- An arrangement is described in this paragraph if it requires an eligible small employer to make a nonelective contribution on behalf of each employee who enrolls in a qualified health plan offered to employees by the employer through an exchange in an amount equal to a uniform percentage (not less than 50 percent) of the premium cost of the qualified health plan.