[7] The freeze lasted from 1999 until 2022, becoming a significant factor in attracting students to study in Newfoundland and Labrador for over twenty years.

[9][10] During Budget 2014 (March/April 2014), the Government of Newfoundland and Labrador announced an end to the provincial student loan program, to be replaced with non-repayable up-front needs-based grants.

In early 2023, after Memorial's Faculty Association (MUNFA) went on strike for two weeks, MUNSU won a 10% tuition refund for all undergraduate students that semester despite reluctance from the administration.

[11] Also in 2023, following a petition signed by over two-thirds of engineering students, MUN administration increased stipend work term pay from $2500 to $3500, which was still several thousand dollars below the current minimum wage.

[12] Later in 2023, MUNSU and CFS-NL saved the Student Wellness and Counselling Centre from losing accreditation by convincing MUN administration to re-hire positions they were at the time refusing to fill.

The union brought rapper Snoop Dogg to St. John's Mile One Stadium on September 12, 2009 at a cost of $300,000; however, they only sold 2,500 out of a possible 6,200 seats.

Critics claim that the union conducted no market research or survey of the student population to see if the rap act would appeal to them.

Several MUNSU directors and members of the student activities committee also came forward saying that the decision was made without their approval or notification.

[13][14][15] Copygate/Better Side notebook scandal In fall of 2009, in their attempts for environmental sustainability and reducing paper use, staff of the MUNSU Copy Centre reused student loan application forms and other government documents that people had faxed, instead of shredding them.

[20] MUNSU, working closely with related unions, became internally aware of the intended strike in advance and made no move to aid students, whose lives, studies, and careers would be affected by this.

When questioned about the issue both the university and the union have stated that parking is not in their list of priorities as it does not meet their environmental policy.

However, MUNSU representatives attempted to claim ownership of the centre by manually changing the door handle to a new key.

In the Fall of 2013 MUNSU became aware that the Board was continuing to operate without them and began immediately editing their bylaws to consolidate authority.

While effectively a for-profit business, they attempted to make their on-campus bar a success while refusing to pay property taxes.