A disability retiree who earns compensation for employment by a public educational institution covered by TRS is subject to §31.31 of this title (relating to Disability Retiree Report of Excess Compensation), §31.32 of this title (relating to Forfeiture of Disability Retirement Annuity Payments Due to Excess Compensation), and §41.5 of this title (relating to Payment of Contributions), regardless of whether the employment results in the forfeiture of the annuity in the month in which the employment occurs, as provided for in §31.4 of this title (relating to Employer Resulting in the Forfeiture of Retirement Annuity).