ERISA plan ambiguities

How will a court construe ambiguities in ERISA plan terms?

If the plan confers discretion to the administrator “to interpret plan terms,” ambiguities may NOT be construed against the plan administrator.

Here’s the case of Porter v. Lowe’s Companies, __ F.3d__ (5th Cir. September 24, 2013) (PDF).

FACTS: Elizabeth Porter, employed with Lowe’s