The realm of pet relocation has been subject to an intriguing paradigm shift over time. Traditionally seen as a logistic nightmare fraught with complexities and anxiety for pet owners, this sector has been radically transformed by technological advancements and a growing emphasis on pet wellbeing. We now stand on the brink of a new era for international pet relocation services, with nascent trends set to redefine the landscape even further.

The sphere of pet transportation is no stranger to change. Ever since the inception of the Pet Travel Scheme (PETS) by the UK in 2001 - allowing animals from certain countries to enter or re-enter the UK without quarantine - there has been a dedicated effort to simplify and humanize the process. Yet, the entire field is set to be transformed with the advent of new digital capabilities, data analysis, and evolving legislation.

One of the prominent trends in the pipeline is the increased use of blockchain technology. Blockchain, a system of recording information in a way that makes it difficult or impossible to change, hack, or cheat, has been a game-changer in various sectors, and pet relocation services are not immune to its influence. Blockchain's decentralized nature ensures transparency, accountability, and security - a godsend for pet owners wary of the relocation process.

Imagine a scenario where every transaction, every movement of the pet, every document verification is recorded on the blockchain. It would increase trust in the process, reduce fraud, and make it easier for pet owners to track their pets in real-time. The result is a streamlined process that eliminates the multilayered complexities currently involved in international pet relocation.

Another emerging trend set to redefine the pet relocation industry is the utilization of Artificial Intelligence (AI) and Machine Learning (ML). These technologies can significantly improve the automation and efficiency of the relocation process. Machine Learning algorithms, capable of learning from data and making decisions, are ideal for managing logistical issues, predicting travel delays, and ensuring a smooth relocation process.

Furthermore, they can also help create a personalized experience for each pet. Consider the application of AI for analyzing pet behavior and health data to tailor the relocation process better. It can help identify and mitigate potential stressors for each pet, ensuring a more comfortable journey. Consequently, this could lead to lower instances of pet anxiety and improved overall pet health during transit.

As we explore the future of international pet relocation, it's impossible not to address the elephant in the room, i.e., the impact of shifting global policies and international law. As the world becomes more interconnected, regulations around pet movement are also changing. This can be seen in the case of Brexit, which led to significant changes in the pet travel laws between the UK and the EU.

It is therefore imperative for pet relocation companies to stay ahead of these regulatory changes and adapt their services accordingly. By doing so, they can ensure seamless compliance with international regulations, thereby reducing legal hassles for pet owners.

In conclusion, the future of international pet relocation is both exciting and challenging. It's a brave new world where modern technology and shifting regulations pave the way for a smoother, more efficient, and humane pet relocation process. As we brace for this dynamic new era, it's clear that the only constant in the industry will be change. And the companies that embrace these changes will emerge as the vanguards of the new age of pet relocation.