There are significant changes to fire and rehire provisions, including automatic unfair dismissal for certain terminations to impose changes, a broader ban with limited exceptions, and updated rules on fire-and-rehire scenarios, with a timetable indicating changes take effect January 2027.

The Act introduces guaranteed hours for qualifying workers, extending to agency workers, with a framework for how the offer should be structured and when it applies, taking effect in 2027.

The Act introduces penalties for not collectively consulting, doubling the protective award to 180 days’ pay from April 6, 2026.

Collective redundancy rules introduce a new threshold for triggering collective consultation (to be defined in regulations, with an expected introduction in 2027) and increase penalties for failing to consult (protective awards up to 180 days).

Outsourcing and TUPE reforms aim to prevent a two-tier workforce post-transfer of public contracts, though the exact implementation date is currently unclear beyond a possible 2027 timeline.

Equality, pay reporting, and harassment provisions include mandatory equality action plans for 250+ employee employers, extending gender pay gap reporting to include contract workers, stronger duties to prevent sexual harassment, and employer liability for third-party harassment, with effective dates ranging from late 2026 to 2027.

The article provides a detailed overview of the Employment Rights Act (passed December 18, 2025) and outlines phased reforms, implementation timelines, and numerous specific changes across multiple areas of employment law.

Stronger rights to flexible working are introduced, with a day-one right to request and a clarified reasonableness standard, plus updated process requirements and an anticipated regulatory timeline leading to implementation in autumn 2027.

NDAs related to harassment and discrimination are to be tightened, banning contractual provisions that prevent disclosures (subject to exceptions), with reforms expected to take effect in 2027 after consultation periods concluded in mid-2026.

The Act reduces the qualifying period for unfair dismissal to six months for dismissals where termination occurs on or after January 1, 2027, and restricts future amendments to this period to primary legislation.

There is a guaranteed right to reasonable notice of work schedules and changes to shifts for zero-hours and minimum-hours workers (and agency workers later), with compensation for short-notice cancellations, expected to take effect in 2027.

Unfair dismissal compensation is moving to uncapped, with both the 52-week and financial caps abolished for dismissals with termination dates on or after January 1, 2027.