29 CFR 32.13 - Reasonable accommodation.
(a) A recipient shall make reasonable accommodation to the known physical or mental limitations of an otherwise qualified handicapped applicant, employee or participant unless the recipient can demonstrate that the accommodation would impose an undue hardship on the operation of its program or activity.
(b) In determining pursuant to paragraph (a) of this section whether an accommodation would impose an undue hardship on the operation of a recipient's program or activity, factors to be considered include;
(3) The nature and cost of the accommodation needed.
(c) A recipient may not deny any employment or training opportunity to a qualified handicapped employee, applicant or participant if the basis for the denial is the need to make reasonable accommodation to the physical or mental limitations of the employee, applicant or participant.
(d) Nothing in this paragraph shall relieve a recipient of its obligation to make its program or activity accessible as required in subpart C of this part, or to provide auxiliary aids, as required by § 32.4(b)(7).