Md. Code Ann., Fam. Law § 10-336
An employer that complies with an income withholding order issued in another state in accordance with this subtitle is not subject to civil liability to an individual or agency with regard to the employer's withholding of child support from the obligor's income.
Added by Acts 1997, c. 609, § 1, eff. July 1, 1997. Amended by Acts 2015, c. 308, § 2, eff. July 1, 2015.