Colorado Revised Statutes Title 8. Labor and Industry § 8-13.3-203. Family and medical leave--state requirements

(a) Is the employee's partner in a civil union, as defined in section 14-15-103(5), C.R.S.; or

(b) Is the employee's domestic partner and:

(2)(a) For purposes of confirming an employee's relationship to a person described in subsection (1) of this section for whom the employee is requesting FMLA leave, the employer may require the employee to provide reasonable documentation or a written statement of family relationship, in accordance with the FMLA.

(b) An employer may require an employee seeking FMLA leave for a person described in subsection (1) of this section to submit the same certification as the employer may require under the FMLA.

(a) Increase the total amount of leave to which an employee is entitled during a twelve-month period under the FMLA, this section, or both; and

(b) Preclude an employer from granting an employee an amount of leave that exceeds the total amount of leave to which the employee is entitled during a twelve-month period under the FMLA.